Energy in terms of Joules = 1956.50 GJ is the answer.
Energy generation by the Power plant (on annual basis) is given as: -
A. When heat recovery feature is Present
E = (M * HHV * C * ηc * 365) / 3600 watt – hr ------------- equation (i)
B. When heat recovery feature is not present
E = (M * LHV * C * ηc * 365) / 3600 watt – hr ------------- equation (ii)
Here,
M = Mass of Pellets consumed per day (Kg/day)
HHV = Higher Heating Value of Biomass (J/Kg)
LHV = Lower Heating Value of Biomass (J/Kg)
C = Capacity factor {Plant running this % time in a day}
ηc = Conversion efficiency
Joule to watt – hr conversion factor
1 Joule = 1 /3600 watt – hr
Given:
M = 1.3 * 106 Kg/day;
HHV = 19.9 * 106 J/Kg;
LHV = 17.4 * 106 J/Kg
C = 56% = 0.56
ηc = 37% = 0.37
Heating Recovery feature ---> Present
As heating recovery feature is present so eq. 1 will be used
Now, putting corresponding given values in Eq. 1 to get the value of E.
E = (M * HHV * C * ηc * 365) / 3600
E = (1.3 * 106 * 19.9 * 106 * 0.56 * 0.37 * 365) / 3600
E = (1956.496 * 1012) / 3600
E = 543.47 Gwh
Energy in terms of Joules = 543.47 * 3600
Energy in terms of Joules = 1956.50 GJ
Energy Generation (E) by the power plant (on annual basis) = 543.47 Gwh (Giga Watt – hour)
Energy Generation (E) by the power plant (on annual basis) = 1956.50 GJ (Giga Joule)
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what is the velocity of a car that went a distance of 400ft in 25 seconds
Speed = (distance covered) / (time to cover the distance)
Speed = (400 ft) / (25 seconds)
Speed = 16 ft/sec
That's the car's speed.
We don't have enough information to state its velocity.
Which produces more electricity wind or solar?
In comparison to solar panels, which are just 18% to 22% efficient, wind turbines typically capture 60% of the energy that travels through them. It follows that it is undisputed that a single house wind turbine can generate more electricity than a number of solar panels.
Tell me about solar energy?Through photovoltaic (PV) panels or mirrors that concentrate solar radiation, solar technologies turn sunlight into electrical energy. Batteries or thermal storage devices can be used to store this energy or to generate power.
What are the principles behind a solar panel's operation?On the top of a solar panel, a thin layer of silicon is hit by photons, or light particles, which dislodge electrons from silicon atoms. The wiring in solar panels is able to capture the electric current that this PV charge generates.
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Objects which stay at one place under water, neither sinking or floating, are said to have what kind of buoyancy? Neutral, negative, or positive
Answer:
Neutral
Explanation:
The buoyant force balances the force of gravity when the average density of an object is equal to the density of the fluid in which it is immersed, resulting in the object sinking (if its density is greater than the density of the fluid) or rising (if it is less). Neutral buoyancy occurs when the average density of an object equals the density of the fluid in which it is immersed. There is no sinking or rising for an object with neutral buoyancy.
A ball on a string is swung in a horizontal circle at a constant speed of 4.3m/s. The centripetal acceleration of the ball is 24.7 m/s^2. The mass of the ball is 3.2kg.
What is the length of the string?
Please show all work thank you so much!
The length of the string is 75 cm.
What is centripetal acceleration?Centripetal acceleration is a characteristic of an object's motion along a circular path. Centripetal acceleration applies to any item travelling in a circle with an acceleration vector pointing in the direction of the circle's center.
Given that: The centripetal acceleration of the ball is: a = 24.7 m/s^2.
constant speed of the ball is: v = 4.3m/s.
Let the length of the string is l.
We know that: The centripetal acceleration: a = v^2/l
l = v^2/a
= (4.3)^2/24.7
= 0.75 m.
Hence, the length of the string is 0.75 m or 75 cm.
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If a species experiences a helpful mutation, like camouflage, explain how that mutation would help the species to better I survive and flourish. Again, be sure to explain how and why that mutation would be helpful.
HELP I NEED IT FAST PLEASE ILL MARK B!!!! IF CORRECT
What is the formula of this energy frequency relations?
E = hv is the energy equation. In the formula, E stands for energy, h for Planck's constant (6.626 x 10 -34 J s), and v for frequency. Since frequency rises as energy falls, frequency and energy are related directly in the energy equation.
The frequency of the radiation directly affects how much energy each quantum contains. The amount of energy carried is inversely proportional to wavelength since frequency and wavelength have an inverse relationship.
The equation E=hv, where h is Planck's constant, describes the relationship between a photon's energy E and frequency v.
In essence, energy is inversely proportional to wavelength but directly proportional to radiation frequency. Accordingly, energy rises with a rise in frequency or a fall in wavelength, and falls with a fall in frequency or a rise in wavelength.
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How does sonar detect underwater objects?
An acoustic signal or sound pulse is sent into the water by active sonar transducers. The sound pulse will bounce off an item if one is in the way of the sound pulse, sending a "echo" back to the sonar transducer.
Does sonar function submerged?SONAR is most useful underwater, although it also functions in the open air. The reason for this is that sound travels farther in water.
How does underwater sonar work to find submarines?Sonar devices use sound waves to penetrate the ocean and record the sound waves that are reflected back to display items below the surface. This is known as active sonar, which is a type of echolocation similar to that employed by bats. Similar technology exists in radar, but radio waves are used in it.
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I need help getting the answer for this!
The shuttlecock began 7 meters above the ground, and fell through a vacuum. The equation a = v/t shows acceleration (a), which is the change in velocity (v) over the change in time (t).
What is the formula for a graph of velocity and time?time chart A velocity vs. time graph can be used to determine position and to calculate velocity. We are aware that v = d/t. Rearranging the equation with a little mathematics reveals that d = v t.
What is the acceleration time graph's formula?△a = △v/△t, For an item travelling at a constant rate of acceleration, the rate of acceleration remains constant over all time intervals. As a result, the acceleration-time graph has a slope of zero and is parallel to the time axis.
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Predict what happens to the mechanical advantage of a machine if friction is reduced through the use of oil or some other means.
A big machine is composed of several moving and stationary parts. Some of these parts are in a state of constant motion hence they periodically rub against each other.
Explain about mechanical advantage:The Mechanical Advantage (MA) of a machine is the ratio between the output force produced by the machine divided by the input force exerted on it:The MA is generally a number larger than 1, since machines are used to "multiply" the force applied.There are actually 2 values of the mechanical advantage for a machine:The Ideal Mechanical Advantage (IMA), which is the MA when there are no frictional force acting on the machine, and so when all the work done in input is transferred as energy in output The Actual Mechanical Advantage (AMA), which is the MA when taking into account the frictional forces, which cause a dissipation of part of the energy; so, not all the work done in input is transferred as energy in outputThe efficiency of a machine is defined as the ratio between the two:A machine cannot have an efficiency of 100% because there are always some frictional/resistive forces acting on the system, so part of the energy in input is always dissipated, and therefore AMA < IMA, and so the efficiency is not 100%.As we know that friction force is the resistive force due to relative motion of two surface. When one surface is moving relative to other surface then the motion is resisted by the interaction force between two surface which is known as friction force.To learn more about mechanical advantage refer to:
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The diagram shows a roller-coaster track. Assume that the system is closed.
At point E, the roller-coaster car has just exited the vertical loop.
Which statement best describes the relative amounts of potential and kinetic
energy of a roller-coaster car at point E?
O A. Kinetic energy is at almost 0%, and potential energy is at almost
100%
O B. Both kinetic and potential energy are at almost 0%.
O C. Both kinetic and potential energy are at almost 100%.
OD. Potential energy is at almost 0%, and kinetic energy is at almost
100%
Answer: Potential energy is at almost 0%, and kinetic energy is at almost 100%
Explanation: took the exam
The roller coaster will lost its potential energy when its starts to excite the vertical loop and its kinetic energy will be maximum. Hence, option D is correct.
What is kinetic energy?Kinetic energy of a body is generated by its motion. Kinetic energy is proportional to the mass and square of the velocity of the object. Thus, as the speed of the object increase, kinetic energy increases.
Potential energy of a body is generated by virtue of its position. When a moving body slows down to stop, it gains potential energy and its kinetic energy starts decreasing.
When the roller coaster excites the vertical loop of the closed path, it loses its potential energy and kinetic energy increases to maximum since its moving the down loop with greater velocity. Thus, option D is correct.
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Which of jupiter's moons experiences the greatest gravitational force of attraction to jupiter?.
The moon that experiences the greatest gravitational force of attraction from Jupiter is Io, which is the innermost of Jupiter's four largest moons (also known as the Galilean moons).
Io is the most massive of the Galilean moons, and it is also the closest to Jupiter, which means that it experiences the strongest gravitational force of attraction from the planet. In fact, the strong gravitational pull of Jupiter on Io is so great that it causes Io to experience significant tidal forces, which have caused its surface to become heavily fractured and geologically active.
It's worth noting that while Io experiences the strongest gravitational force of attraction from Jupiter, the other Galilean moons (Europa, Ganymede, and Callisto) also experience significant gravitational forces due to their large masses and close proximity to Jupiter.
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Answer:the answer is A, lo
Explanation:
which of the following leaves will be the easiest to make a mat?
Answer:
c
Explanation:
In which stage of the star, does nuclear fusion reaction begin?
Nuclear fusion reactions begin in the main sequence stage of a star's life.
During the main sequence stage, a star is in hydrostatic equilibrium, meaning that the outward pressure of the hot, dense gas at its core is balanced by the inward gravitational force. This balance allows the star to maintain a stable size and luminosity.
At the core of a main sequence star, the temperature and pressure are high enough to initiate nuclear fusion reactions, in which hydrogen nuclei combine to form heavier helium nuclei. These reactions release a large amount of energy in the form of light and heat, which helps to maintain the high temperature and pressure at the core and keep the star in hydrostatic equilibrium.
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Paula is sailing across a lake. As the boat accelerates, she thinks about how
the wind is pushing on the sail. Which statement below best represents
what is happening between the sail and the air?
A. The sail is pushing the wind back and slowing down the air.
B. The sail and air are not pushing each other, they are just moving together.
C. The air is pushing on the sail, but the sail is not pushing the air.
D. The sail is pushing the wind forward with the air.
Which statement do you most agree with? Explain you reasoning.
The answer is (A.) The sail is pushing the wind back and slowing down the air. The wind is pushing the sail and the sail pushes the wind back and slows the air down.
As the boat is sailing, the wind will be faster than the boat. This fast wind is obstructed by the sail. That is, the fast wind gets slowed down by the sail because the sail pushes the wind backwards which slows down the wind. This will make the wind push the boat forward thereby accelerating the boat.
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Does anbody know?????
Answer:
it is B
Explanation:
it is a compound lol
if equal numbers of suspension clamps are on each side of the support, can their weights be omitted from the calculations? explain
Yes, the weight of the suspension clamps is omitted from the calculation as long as each side of the support is the same.
Suspension clamps are mainly used for overhead power lines or substations. It can hang wire, lightning protection wire on insulator string, or lightning protection cable on the tower by connecting fittings. Suspension clamps are mainly made of malleable iron and aluminum alloy.
Given the same number of clamps on both sides of the support, when we calculate the torque, the weight of the clamps will disappear from each side.
Like there are 2 clamps on each side so the torque due to the clamps are going to be
τ = r x F = 2 * W * d - 2 * W * d
So that the weight of the clamps can be omitted as in the final calculation of the torque as each clamp will cancel out. Provided that the position of the clamps on both sides of the support is the same (i.e., distance d from the support)
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A plane is flying with an airspeed of 190 miles per hour and heading 150°. The wind currents are running at 30 miles per hour at 170° clockwise from due north. Use vectors to find the true course and ground speed of the plane. (Round your answers to the nearest ten for the speed and to the nearest whole number for the angle.)
Answer:
[tex]Vg=200mile/hr[/tex]
[tex]\theta=153 \textdegree[/tex]
Explanation:
From the question we are told that:
Plane airspeed [tex]v_p=190mil/h[/tex]
Plane direction [tex]\angle=150 \textdegree[/tex]
Wind current speed [tex]V_w=30mil/h[/tex]
Wind direction [tex]\angle=150 \textdegree[/tex]
Generally the vector form of the forces is mathematically given by
For plane
[tex]\angle Q_p=90-150 \textdegree[/tex]
[tex]V_p=170(cos60 \textdegree ,sin60 \textdegree)[/tex]
[tex]V_p=(85,-147.224)[/tex]
For wind
[tex]\angle Q_w=90-170 \textdegree[/tex]
[tex]V_w=30(cos-80 \textdegree ,sin-80 \textdegree)[/tex]
[tex]V_w=(5.2,-29.54)[/tex]
Generally the equation for resultant force is mathematically given by
[tex]v_r=V_a+V_w[/tex]
[tex]v_r=(85,-147.224)+(5.2,-29.54)[/tex]
[tex]v_r=(90.21,-176.76)[/tex]
[tex]v_r=198.45\angle -63[/tex]
Therefore ground speed
[tex]V_g=198.5miles/hr[/tex]
[tex]Vg=200mile/hr[/tex]
Direction
[tex]\theta=(90+63)=153 \textdegree[/tex]
[tex]\theta=153 \textdegree[/tex]
6. A tuning fork, frequency 384 Hz, produces resonance with a closed tube 20.0 cm long. What is the speed of sound?
7. What is the frequency of a tuning fork that resonates with an open tube 25.0 cm long. Speed of sound that day is 343 m/s
Please show the work
Answer:
6. Speed = 76.8 m/s
7. Frequency = 1372 Hz
Explanation:
Given the following data;
6. Frequency = 384 Hz
Wavelength = 20 cm to meters = 20/100 = 0.2 m
To find the speed of sound;
Speed = wavelength * frequency
Speed = 0.2 * 384
Speed = 76.8 m/s
7. Wavelength = 25 cm to meters = 25/100 = 0.25 m
Speed = 343 m/s
To find the frequency of the turning fork;
Frequency = speed/wavelength
Frequency = 343/0.25
Frequency = 1372 Hz
Explain why running up a flight of stairs is so much different than walking if both require the same amount of work?
Answer:
Running up a flight of stairs is different than walking because it requires a different type of muscle activity. When walking, the muscles in your legs move in a more controlled and rhythmic manner, allowing you to maintain a steady pace and avoid stumbling. In contrast, running up stairs requires your muscles to work in a more explosive and powerful manner, generating bursts of force to push you upward and forward. This type of muscle activity is much more intense and demanding, and it requires more energy and effort than walking.
Additionally, running up stairs also requires you to overcome the force of gravity to a greater extent than walking. When you walk up stairs, you are able to use the stairs to support your weight and to assist you in moving upward. When running, however, you are moving too quickly to use the stairs in this way, and you must rely on your own muscle power to lift your body upward. This additional force of gravity makes running up stairs more challenging and demanding than walking.
1a. state the condition for the equilibrum of a rigid body acted upon by parallel forces
1bi. Describe an experiment using the principles of moments to determine the mass of a meter rule
1bii. State two precautions necessary to ensure accurate results
c. what is a couple in physics
The response to the questions are given below:
1a. The condition for the equilibrium of a rigid body acted upon by parallel forces is that the vector sum of all the forces acting on the body must be equal to zero, and the vector sum of all the torques (moments) acting on the body must also be equal to zero.
1bi. An experiment to determine the mass of a meter rule using the principles of moments could involve suspending the meter rule from a pivot point using a string or wire, and then applying known weights to the ends of the meter rule.
1bii. Two precautions that should be taken to ensure accurate results in this experiment would be to ensure that the pivot point is perfectly level and that the weights applied to the ends of the meter rule are applied at exactly the same distance from the pivot point.
C. A couple in physics is a pair of forces that act on a body in such a way that they produce a turning effect, or torque, about a fixed point. A couple consists of two equal and opposite forces that are applied to the body at different points.
What is equilibrium of a rigid body?When a rigid body's linear momentum or rotational momentum are not changing at any given time, it is said to be in mechanical equilibrium. The body is in a state of mechanical equilibrium when there is no linear or angular acceleration.
When a rigid body's linear and angular acceleration are both zero with respect to an inertial frame of reference, we say that it is in equilibrium. A body in equilibrium can therefore move, but in that case, its linear and angular velocities must remain constant.
Therefore, In essence, there should not be any acceleration for an object to be in equilibrium (linear or angular). Therefore, the item must have zero net force and zero net torque.
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Why isn't nuclear fusion used to generate electric energy in power plants?
A.
It requires extremely high pressure.
B.
It uses a very rare radioactive isotope.
C.
It releases less energy per gram than uranium does.
D.
It requires converting matter into energy.
Answer:
A) It requires extremely high pressure.
Explanation:
The reasons why we haven't been able to harness power from fusion is that its energy requirements are unbelievably, terribly high.
The correct statement is: "nuclear fusion requires extremely high pressure."
To find the correct statement among all the options, we need to know about nuclear fusion.
What is nuclear fusion?
Nuclear fusion is a nuclear reaction in which nuclei are fused to form another nucleus and releases some energy.How much pressure is required for nuclear fusion?
In a nuclear fusion reaction, 250 billions atmospheric pressure is required. One atmospheric pressure is 101325 pascals.Creating this much pressure is very much difficult.How much energy is released during nuclear fusion?
In nuclear fusion, 17.6 MeV energy is released in a single reaction. Since, two hydrogen atoms are participated, so energy released per nucleon is 8.8 MeV.What is the comparison of energy that released in nuclear fusion and fission?
In a nuclear fission reaction, 200 MeV energy is released in a single reaction and energy per nucleon is less than 1 MeV as an uranium has 238 nucleons.So, nuclear fusion reaction releases more energy as compared to that of nuclear fission.How does we get energy in the nuclear fusion reaction?
In a nuclear fusion reaction, two hydrogen atoms are fused to form a helium atom and the energy is released due the binding energy differences of hydrogen and helium atoms.Thus, we conclude that option (A) is correct.
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Koby placed ½ teaspoon of baking soda into each of two identical glasses. He noticed the baking soda was lumpy, so he used a fork to break up the lumps. Why is it important to break up the lumps?
Answer:
because the lumps are just baking soda covered with whatever watery substance you used.
Explanation:
so pretty much inside the lumps is just a bunch of baking soda
Atoms that have a positive charge will be attracted to atoms with a
charge. *
O Positive
O Negative
O Neutral
Answer:
negative
Explanation:
positive charges attract negative charges and vice versa. and are possible to nullify
while exploring an ancient mayan tomb, you discover that the walls begin to move and are closing in on you. by exerting 400 n of force, you are able to keep a wall from coming closer. the work you are doing on the wall is
Because the wall is not moving, the work you are performing on it is coming closer by exerting 400 n of force.
What work has been done to the wall?Despite the man's forceful efforts, the wall does not budge. Work completed equals force applied times displacement, and since the wall's displacement is 0, work completed is also zero.
Is work completed when a wall is pushed?When an object experiences force and is moved from its starting location, this is referred to as doing work. The Joule is the SI unit of work. A joule is defined as a newton of force applied to an object that results in a displacement of one meter. This signifies that when force is exerted to a wall, nothing is accomplished.
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Which statement describes one way that nuclear fission differs from nuclear fusion?
A. Nuclear fission can be sustained only in the Sun and other stars.
B. Nuclear fission can occur spontaneously.
C. The temperature required for nuclear fission is more than 15 million degrees Celsius.
D. It is more difficult to start and control nuclear fission,
Answer:
it is B
Explanation:
B
Statement B describes one way that nuclear fission differs from nuclear fusion in that nuclear fission can occur spontaneously.
What is nuclear power?The utilization of nuclear reactions to generate energy is known as a nuclear power. Nuclear fission, nuclear decay, and nuclear fusion processes are all sources of nuclear energy.
Nuclear power facilities currently produce the great bulk of the electricity generated by nuclear fission of uranium and plutonium.
Statement B describes one difference between nuclear fission and nuclear fusion in that nuclear fission can occur spontaneously.
Hence,option B is correct.
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Help me out please thank you
Answer:
Similarly, the law of conservation of energy states that the amount of energy is neither created nor destroyed. For example, when you roll a toy car down a ramp and it hits a wall, the energy is transferred from kinetic energy to potential energy.
Explanation: To be more clear, your answer would be A
PLEASE I NEED HELP from an actual person who isn't going to give me links to hack me :(
Differentiate the between, Heat, Thermal Energy, and Temperature.
Thermal energy refers to the energy contained within a system that is responsible for its temperature. Heat deals with the flow of thermal energy. Temperature is the physical manifestation of thermal energy, and deals with whether it feels cold or hot.
An object has an acceleration of 18.0 m/s/s. If the net force acting upon this object were doubled, then its new acceleration would be m/s/s.
Answer:
36.m/s/s
Explanation:
Suppose a blanket has a sock stuck to it due to static electricity. When you pull the sock off of the blanket, what happens to the potential energy between them?
Explanation:
When you pull the sock off of the blanket, the socks gain electrons out of blanket. This makes socks slightly negatively charged. The potential energy of the socks rise whereas potential energy of the blanket reduces. This happens because of exchange of electrons between socks and blanket.
What is the stopping potential when metal with work of 0.6 eV is illuminated with the light of 2.6 VB 3.6 VC 0.8 VD 1.4 V?
Correct option is D, the stopping potential when metal with work of 0.6 eV is illuminated with the light of 2.6 ev is 1.4 V
The minimal negative voltage that must be provided to the anode to halt the photocurrent is known as stopping potential. When expressed in electron volts, the maximal kinetic energy of the electrons is equal to the stopping voltage. The stopping potential (V0) for the specified frequency of incident radiation in an experimental setup for the photoelectric effect is the value of the negative potential of the collector plate or anode at which the photoelectric current will fall to zero.
Given: E = 2 eV and 0 = 0.6 eV
To locate Potential for stopping (Vo) Formula: Vo = (E - Φ₀)/ e
Calculation:
Vo= 2 × 1.6 × 10^-19 – 0.6 × 1.6 × 10^-1 / 1.6 × 10-19
= 2 -0.6
= 1.4 V
1.4 V is the stopping potential.
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