(a) How much gravitational potential energy (relative to the ground on which it is built) is stored in an Egyptian pyramid, given its mass is about 7 ✕ 109 kg and its center of mass is 30.0 m above the surrounding ground? (b) What is the ratio of this energy to the daily food intake of a person (1.2 ✕ 107 J)?

Given:- The mass of the pyramid m = 7x 109 kg. its center of mass is 30.0 m above the surrounding…

Answered: ow much gravitational potential energy…

ow much gravitational potential energy (relative to the ground on which it is built) is stored in an Egyptian pyramid, given its mass is about 7 ✕ 109 kg and its cen

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter7: Conservation Of Energy

Section: Chapter Questions

Problem 43P: A certain automobile engine delivers 2.24 104 W (30.0 hp) to its wheels when moving at a constant...

See similar textbooks

Related questions

Q: How much work is required to lift a 1000-kg satellite to an altitude of 3⋅10^6 m above the surface…

Q: The first artificial satellite to orbit the Earth was Sputnik I, launched October 4, 1957. The mass…

Q: If an object with a mass of 1.8 kg changes it speed from 4.07 m/s to 9.05 m/s, what is its change in…

A: Kinetics energy is given as K.E=12mv2…

Q: Tarzan plans to cross a gorge by swinging in an arc from a hanging vine. If his arms are capable of…

A: Given: The force exerted by Tarzan on the rope is 1350 N. The mass of Tarzan is 78 kg. The length of…

Q: A cube of mass m is initially at rest at the top of an inclined plane, which has a height of 6.6 m…

A: mass of cube = m initial height = 6.6 m θ = 21ov = 0.65 mscoefficient of friction between the cube…

Q: What minimum velocity must a small roller-coaster car have at the bottom of a frictionless,…

Q: A 6260-kg satellite is in a circular earth orbit that has a radius of 3.17 x 10' m. A net external…

Q: True or False* True False The relationship between the work done by gravity and change in potential…

Q: An individual (169 lbs) is running on a treadmill at 7 mph with an incline of 2% for a total of 120…

A: Calculate the inclined distance traveled on treadmill in 120 minutes. s=vt=7 mph120 min=14 miles…

Q: A block of mass M 2 kg starts from rest from the top of an inclined plane of length L= 69 cm and…

A: Answer a) v=2.5249 m/s

Q: If an object with a mass of 1.5 kg changes it speed from 3.33 m/s to 7.93 m/s, what is its change in…

A: All the objects that move from one place to another have kinetic energy and the amount of energy…

Q: A mass m placed at a height h from the ground has a gravitational potential energy PE, (with respect…

Q: object is lowered into a deep hole in the surface of the earth, which of the following must be…

A: Gravitational potential energy = -Gm1 m2 /r

Q: Calculate the work W against gravity required to build a cylindrical column of height 8 m and radius…

Q: How much Gravitational Potential Energy does 5000 gallons (18,925 kg) of water have in a 50 meter…

A: Solution: Given that mass of water m = 18925 kg height from the earth surface = 50 m

Q: How much gravitational potential energy (relative to the ground on which it is built) is stored in…

A: Given: The mass of the pyramid is 9x109 kg. The height of the center of mass of the pyramid is 42 m…

Q: A 454.0-kilogram wrecking ball is affixed to the end of an 8.2-m chain, which in turn is attached to…

Q: 14–83. A rocket of mass m is fired vertically from the surface of the earth, i.e., atr = r. Assuming…

Q: A 2-kg block is tlirown upward from a point 20m above Earth's surface. At what height above Earth's…

A: Formula of gravitational potential energy is as follows: U=mgh…

Q: Which of these expressions gives the gravitational potential energy of the bowling ball relative to…

A: Given data: The weight of the ball is: W=mg=2.00 N The ball's height from the ground floor is:…

Q: Calculate the work W against gravity required to build a hemisphere with base of radius 0.6 m out of…

A: Consider a differential element of width dy, radius x, and height from the base y.

Q: How much gravitational potential energy (in J) (relative to the ground on which it is built) is…

Q: A 445 N boy swings on a 3.0 m long swing. If his horizontal speed at the lowest point is 3.0 m/s,…

A: Given Weight of boy W=445N length of rope l=3m Speed at lowest point v=3m/s

Q: How much gravitational potential energy (relative to the ground on which it is built) is stored in…

A: Given: Mp = Mass of the pyramid =9×109 kghcom = height of the Center of Mass of the pyramid= 42 mEp=…

Q: Which force(s) perform non-zero work between any two different points during the motion of a simple…

A: We are allowed to answer only the first question. For solutions to other questions, please re-post…

Q: How much gravitational potential energy (in J) (relative to the ground on which it is built) is…

Q: An object of mass m=2 kg placed on a rough horizontal surface is given an initial speed of 9m/s and…

A: Given: The mass of the object is 2 kg. The initial speed of the object is 9 m/s. The final speed of…

Q: If an object with a mass of 1.8 kg changes it speed from 3.15 m/s to 8.8 m/s, what is its change in…

A: Given : m = 1.8 kg vi = 3.15 m/s vf = 8.8 m/s

Q: For a satellite orbiting the earth, the distance D from the center of the Earth is a power function…

A: The relation between the distance from the center of the Earth and the period of the satellite is…

Q: A roller coaster of mass 5 kg is launched horizontally by a compressed spring a distance of .2 m and…

A: Given Mass of roller coaster, M = 5 kg Compression of spring = x = 0.2 m Spring constant = k =…

Q: A block with mass m is placed on the top of a smooth cline. The cline is h=4.7m high. The block is…

A: According to work-energy theorem :- work done by all the forces is equal to change in kinetic…

Q: A 0.50-kg object moves in a horizontal circular track with a radius of 2.5m. An external force of…

A: The mass of the object is m = 0.50 kg. The radius of the circular track is r = 2.5 m. The external…

Q: Calculate the work W against gravity required to build a hemisphere with base of radius 0.4 m out of…

A: Consider an disk element at height y from the base. The area of the disk is A(y) = πx2 = π(r2-y2)…

Q: A roller-coaster car with mass 840 kg is launched from a huge spring with k = 31 kN/m into a…

A: Use conservation of energy to find the magnitude of the velocity at the top of the loop as shown…

Q: Two skiers, with masses of 72 kg and 58 kg, are at the top of a ski hill. The altitude at the top of…

A: Given data: Masses of skiers m1 = 72 kg and m2 = 58 kg Height of top of hill = 3782 m Height of ski…

Q: The potential energy of a system of two particles separated by a distance r is given by U(r) = A/r,…

A: Given: The potential energy of a system of two particles separated by a distance r is given by U(r)…

Q: If the 0.15 kg apple in Q3 falls, and all its gravitational potential energy is converted into…

Q: A mass of 0.21 kg is initially at rest on a hor- izontal surface. A force, given by F⃗ = Fx ˆı, acts…

Q: Potential energy of a particle of mass m in xy plane is expressed by:-U Where x and y (1+) are the…

A: In polar coordinates U =3222r232=3222r-3 Hence F→=-∇U=-∂U∂rr^+1r∂U∂θθ^=33222r-4r^

Q: What amount of work should be performed to make a moving body with a mass of 6 kg if increase its…

A: Mass of body = m= 120 kg Initial velocity of mass = v1 = 3 m/s Final velocity of mass = v2 = 7 m/s…

Q: Where x and y Potential energy of a particle of mass m in xy plane is expressed by:-U = (x²+x²) ²…

A: It is given that, the potential energy in the polar coordinate is:U=3222r232=3222r-3Hence, the force…

Question

(a) How much gravitational potential energy (relative to the ground on which it is built) is stored in an Egyptian pyramid, given its mass is about 7 ✕ 10⁹ kg and its center of mass is 30.0 m above the surrounding ground?

(b) What is the ratio of this energy to the daily food intake of a person (1.2 ✕ 10⁷ J)?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

A cyclist in a race must climb a 5 hill at a speed of 8 m/s. If the mass of the bike and the biker together is 80 kg, what must be the power output of the biker to achieve the goal?
A block of mass m = 2.50 kg is pushed a distance d = 2.20 m along a frictionless, horizontal table by a constant applied force of magnitude F = 16.0 N directed at ail angle = 25 below the horizontal as shown in Figure P7.5. Determine the work done on the block by (a) the applied force, (b) the normal force exerted by the table, (c) the gravitational force, and (d) the net force on the block.
A certain automobile engine delivers 2.24 104 W (30.0 hp) to its wheels when moving at a constant speed of 27.0 m/s ( 60 mi/h). What is the resistive force acting on the automobile at that speed?
How much gravitational potential energy (in J) (relative to the ground on which it is built) is stored in an Egyptian pyramid, given its mass is about 6 ✕ 109 kg and its center of mass is 26.0 m above the surrounding ground? What is the ratio of this energy to the daily food intake of a person (1.2 ✕ 107 J)?
How much gravitational potential energy (relative to the ground on which it is built) is stored in an Egyptian pyramid, given its mass is about 9 ✕ 109 kg and its center of mass is 43.0 m above the surrounding ground? What is the ratio of this energy to the daily food intake of a person (1.2 ✕ 107 J)? :1
How much gravitational potential energy (relative to the ground on which it is built) is stored in an Egyptian pyramid, given its mass is about 9 ✕ 109 kg and its center of mass is 42.0 m above the surrounding ground?J(b) What is the ratio of this energy to the daily food intake of a person (1.2 ✕ 107 J)?
How much gravitational potential energy (in J) (relative to the ground on which it is built) is stored in an Egyptian pyramid, given its mass is about 8 ✕ 109 kg and its center of mass is 37.0 mabove the surrounding ground? J (b) What is the ratio of this energy to the daily food intake of a person (1.2 ✕ 107 J)?
Taking the surface of Earth as reference level, how high above the ground does a 65-kg flying witch on a broomstick possess 7.1×103 J of gravitational potential energy?
A bowling ball of weight 2.00 N rests on a shelf that is 2.00 meters above the ground. Which of these expressions gives the gravitational potential energy of the bowling ball relative to the floor in SI units?
How much gravitational potential energy (in J) (relative to the ground on which it is built) is stored in an Egyptian pyramid, given its mass is about 4 ✕ 109 kg and its center of mass is 20.0 m above the surrounding ground? (Enter a number.) What is the ratio of this energy to the daily food intake of a person (1.2 ✕ 107 J)? (Enter your answer as a ratio to the number 1. Enter a number.)
A car accelerates from rest to 14 m/s in 5 seconds on a horizontal road under perfect conditions. If the mass of the car is 850 kg, approximately how much power must be supplied to the wheels of the car to obtain this acceleration? Answers are: 6.2*10^4 1.7*10^4 2.3*10^3 1.2*10^3
A meteor falls toward Earth’s surface. Given that the acceleration due to gravity is 9.8 m/s2, what is the meteor’s potential energy if it has a mass of 10 kg at an altitude of 400 m?