The walls of a dam are much thicker at the base than at the top​

Answers

Answer 1

Answer:

I guess it is the reason

Explanation:

A dam is thicker at the bottom than at the top because the forces exerted are strongest close to the ground. Water pressure increases proportionally with depth, so the lower portion of the dam has greater water pressure exerted upon it. The increasing thickness of the lower dam also helps it support its own weight.

Answer 2

This is because of Pressure.

Pressure is directly proportional to depth and the deeper the length the high the pressure. Thus at the bottom, water pressure is very high and the walls must be made thicker to accommodate that pressure.


Related Questions

Habiba and selehadin have measured the voltage across a resistor to be 5.26V and the current flowing through in to be 0.41A they work out the resistance .

habiba says the resistance is 12.8 ohms .selehadin disagrees and says that is 13 ohm .

who is correct?.​

Answers

Considering the definitipn of current, voltage, power, and Ohm's law,

Current

The flow of electricity through an object, such as a wire, is known as current (I). Its unit of measurement is amps (A). So current is a measure of the speed at which the load passes through a given reference point in a specified direction.

Voltage

The conductive force (electrical pressure) behind the flow of a current is known as voltage and is measured in volts (V) (voltage can also be referred to as the potential difference or electromotive force). That is, voltage is a measure of the work required to move a charge from one point to another.

Resistance

Resistance (R) refers to the resistance or opposition that an element has to the passage of electric current. It is represented by the symbol Ω and indicates the resistance that an element offers to the passage of electricity.

This means that the greater the resistance to the passage of current, the lower the intensity or amount of electricity that passes through this conductor.

The resistance that is measured in ohms.

Ohm's law

Ohm's law indicates that the current through a circuit is directly proportional to its voltage or voltage and inversely proportional to the resistance it presents.

Mathematically, Watt's law is expressed:

[tex]I=\frac{V}{R}[/tex]

So if you want to find resistance, the expression for its calculation is:

[tex]R=\frac{V}{I}[/tex]

This case

In this case, you know:

V= 5.26 VI= 0.41 A

Replacing:

[tex]R=\frac{5.26 V}{0.41 A}[/tex]

Solving:

R= 12.8 ohms

Habiba is right. The resistance is 12.8 ohms.

Learn more:

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what is a concentration?​

Answers

Answer/Explanation:

In chemistry, concentration is the abundance of a constituent divided by the total volume of a mixture. Several types of mathematical description can be distinguished: mass concentration, molar concentration, number concentration, and volume concentration.

A concentration refers to a subject or study within a specific major. As part of the degree coursework, concentration classes count toward your major requirements as well.

A force is applied to a 2.9 kg mass and pro-
duces 2.7 m/s?
acceleration.
What acceleration would be produced by
the same force applied to a 6.2 kg mass?
Answer in units of m/s?

Answers

Answer:

5.8 or 5.77

Explanation:

I'm not sure

What does a higher value of k and a lower value of k tell about the strength of the spring? (Hint: In which case is it soft or stiff?)

Answers

Answer:

' In layman's terms, the k variable in Hooke's law (F = -kx) indicates stiffness and strength. The higher the value of k, the more force is needed to stretch an object to a given length. This value is dependent on the object's material alongside its shape and Proportons

Explanation:

In the absence of friction, explain why the horizontal component of a projectile’s velocity is a constant.

Answers

Answer:

This downward force and acceleration results in a downward displacement from the position that the object would be if there were no gravity. The force of gravity does not affect the horizontal component of motion; a projectile maintains a constant horizontal velocity since there are no horizontal forces acting upon it

what supports a white dwarf against the crush of gravity?

Answers

Answer:  In particular, electron degeneracy pressure is what supports white dwarfs against gravitational collapse, and the Chandrasekhar limit (the maximum mass a white dwarf can attain) arises naturally due to the physics of electron degeneracy.

Explanation:

Degeneracy pressure keeps a white dwarf from collapsing under its own gravity.

What is Degeneracy pressure?

Electron degeneracy pressure is a particular manifestation of the more general phenomenon of quantum degeneracy pressure.

The maximum mass that a white dwarf can support against collapse is 1.4 solar masses due to the Chandrasekhar limit.

To learn more about White dwarf here

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Calculating Height
A ski lift is used to transport people from the base of a hill to the top. If the lift leaves the

base at a velocity of 15.5 m/s and arrives at the top with a final velocity of 0 m/s, what is the height of the hill? Round the answer to the nearest tenth.

Answers

Final velocity=v=0m/sInitial velocity=u=15.5m/sAcceleration due to gravity=g=10m/s^2Height=h

[tex]\boxed{\sf v^2-u^2=2gh}[/tex]

[tex]\\ \sf\longmapsto h=\dfrac{v^2-u^2}{2g}[/tex]

[tex]\\ \sf\longmapsto h=\dfrac{0^2-15.5^2}{2(10)}[/tex]

[tex]\\ \sf\longmapsto h=\dfrac{240.25}{20}[/tex]

[tex]\\ \sf\longmapsto h=12.012m[/tex]

In a salt solution, salt is a solute. why​

Answers

Answer: Because it can dissolve in water

Explanation: Logic

Evan drives a golf ball with an initial velocity of 49 meters per second at an angle of 16 degrees own a flat driving range. How far will the golf ball land?

Answers

Answer:

solusion Explanation:the answer in 984

tha

briefly explain distribution of charges on conductors ​

Answers

Answer:

The distribution of charge is the result of electron movement. Since conductors allow for electrons to be transported from particle to particle, a charged object will always distribute its charge until the overall repulsive forces between excess electrons is minimized.

Answer:

This is simply the movement and transportation of electrons

What two things do you need to know to calculate work

Answers

Answer:

Work equals to force times distance

Explanation:

the equation would be work=force*distance

I NEED THIS ANSWERED ASAP NO LINKS !!!
I need a answer that is 100% ACCURATE

Answers

Answer:

1. Not a noun phrase

2. Noun phrase

3. Noun prase

4. Not a noun phrase

Explanation:

Identify some sports or activities you can do to improve your overall health and explain how physical activity can improve your

Answers

Answer:

(Your question isn't finished so here is the full question: Identify some sports or activities you can do to improve your overall health and explain how physical activity can improve your physical and emotional health.)

Answer:

Some sports or activities I can do to improve my overall health are running, jump squats, weightlifting, dancing, yoga and helping out my father in the backyard. Physical activity can improve my physical and emotional health are by strengthening bones/building muscles, control overweight and obesity, reducing stress, and improve my mood.

Explanation:

Hope this helps :)

Physics - Vectors-- Could you help me please?

Answers

Answer:

please share the question

Explanation:

A measurement has high
when it is very close to the
true value?

Answers

Answer:

Accuracy

Explanation:

Accuracy means making measurements that are close to the value precision means making measurement that are close in value to eachother but not necessarily close to the true value.

I hope this helps! If not sorry.

hi can someone please answer the number 2 question i really need it thank you ❤️​

Answers

#Batangas

[tex]\\ \tt\longmapsto d=\dfrac{49.07}{8}\times 100[/tex]

[tex]\\ \tt\longmapsto d=6.13(100)[/tex]

[tex]\\ \tt\longmapsto d=613km[/tex]

#Puerto Princesa

[tex]\\ \tt\longmapsto d=\dfrac{58.10}{8}\times 100[/tex]

[tex]\\ \tt\longmapsto d=7.26(100)[/tex]

[tex]\\ \tt\longmapsto d=726km[/tex]

#Davao

[tex]\\ \tt\longmapsto d=\dfrac{39.47}{8}\times 100[/tex]

[tex]\\ \tt\longmapsto d=4.93(100)=493km[/tex]

What acceleration would you expect a 100 kg individual to experience from a 1000N force?

Answers

Answer: 10 m/2^2

F=ma

Explanation:

Force = 1000N

1 N is 1 (kg*m/s^2)

Mass = 100kg

F=ma

a = F/m

a = (1000kg*m/s^20/(100kg)

a = 10 m/s^2

What is the speed of an object that travels 60 metres in 4 seconds​

Answers

Answer:

[tex]s = \frac{d}{t} = \frac{60}{4} \\ \boxed{speed = 15m. {sec}^{ - 1} }[/tex]

Answer:

15 meters per second

Explanation:

What is a name of a isotope of carbon

Answers

Answer: Carbon 12 :)

Answer:

I've heard of many different names of isotopes of carbon, and they're Carbon-14, Deuterium, Hydrogen-1, Oxygen-18, boron-11, Nitrogen-14, and Neon-20.

Question 5 of 10 Which two factors affect the amount of thermal energy an object has? A. The amount of space between its particles B. The mass of the object C. The amount of motion its particles have D. The directions in which its particles are moving​

Answers

Answer: A: The Mass of Object AND D. The amount of motion it’s particles have

What do "Newton's apple" and the moon have in common?

Answers

Answer:

Both these motions are caused by the Gravitational force of earth.

Explanation:

Both these motions are caused by the Gravitational force of earth.

what can be done not to let anyone of the country be hungry and clothless discuss in groups and present your findings in the class​

Answers

...get food to people in need when they need it...

Which statement is true about vectors?

Answers

Vectors need direction and magnitude to exist, otherwise, it becomes scalars that do not require direction to be expressed.

eg - Velocity is a vector as it needs direction, but speed is scalar and does not need direction

hope this helps

Answer:

a. All quantities in physics are not vectors. b. A vector may have either magnitude or direction. c. The vector's length should be proportional to its magnitude. d. Two vectors can be added only if they have the same direction.

Hey guys <3
I need some help with this performance task,, physics isn’t my strongest subject so help is much appreciated :)

(8/9 parts)

Answers

Answer:

8/9 parts

Explanation:

mark me as brainliest

If the activity of a source is 70 Bq after 2 years, and 35 Bq after 15 years. How long will be until the activity is 8.75 Bq?​

Answers

Answer:

N = N0 e^-kt          calling k the decay constant

70 = N0 e^-2 kt

35 = N0 e^-15 k

2 = e^(-2 + 15) k

.693 = 13 k

k = .0533

N0 = N e^kt

N0 = 70 e^(.0533 * 2) = 77.87

8.75 = 77.87 e^-(.0533 t)

ln .1124 = -.0533 t

t = -ln .1124 / .0533 = 41 yr

a car is running with the velocity of 72km/h. what will be its velocity after 5s if its acceleration is -2m/s2 ?​

Answers

Answer:

36 km / hr

Explanation:

velocity final = velocity initial + accel * time

                             20 m/s     + (-2)*5                ( 20 m/s = 72 km/hr)

                                10 m/s     ( or 36 km/hr)

what is the mass on mercury of an object that weighs 784 n on the earth’s surface?

Answers

Answer:

80 kg weighs 80 kg x 9.8 m/s2 = 784 kg m/s2, or 784 Newtons. The surface gravity of Mercury is 0.39 that of Earth's (table 10-1), so 80 kg weighs 784 N x 0.39 = 306 N.

Explanation:

I hope that helps you

List the three main regions of the cells in the human body. Describe the main functions of each region.

Answers

The 3 major parts of the cell are :
Plasma Membrane - the outer covering of the cell that encloses the cytoplasm.
Cytoplasm - the jelly like matrix within the cell that contains the various organelles.
Nucleus - round and usually centrally placed structure that controls the various activities of the cell.

Dùng công thức gia tốc trọng trường g =GM/R^2 . Tìm gia tốc trọng trường gH trên sao Hỏabiết khối lượng sao Hỏa bằng 0,5325 bán kính Trái Đất, theo đơn vị m/s^2 . Biết gia tốc trọng trường Trái Đất gTĐ =9,8 m/s^2 .
A. 1,204
B. 0,305
C. 3,712
D. 6,218

Answers

The answer is C: 3,712

9. The repair order is a legal document because

People say it’s either B or C, I’m not sure.

Give me the correct answer and you’ll get brainliest!!!

Answers

Answer:

A

Explanation:

for ot to be legal the shop owner should sing it

Answer:

The answer is b it's signed by the customer

When you sign it, you have agreed to the deal and will carry out what the deal says. It's a mark of proof that you have agreed to follow it.

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