The kinetic energy needed to project a body of mass (m) from the earth surface (round R) to infinity is : mg R 4 (c) mg R (a) mg R 2 (d) 2 mg R (b)
Q: How much gravitational potential energy (in J) (relative to the ground on which it is built) is…
A: Potential energy of an object is defined as the energy possessed by the object by virtue of its…
Q: (a) How much gravitational potential energy (relative to the ground on which it is built) is stored…
A: Gravitational potential energy.
Q: How much gravitational potential energy (in J) (relative to the ground on which it is built) is…
A: according to guideline we need to solve only one Question . Given that -- mass is = 4 ✕ 109 kg…
Q: (a) How much gravitational potential energy (in J) (relative to the ground on which it is built) is…
A: Given mass(m)=7*109 kg height(h)=40 m
Q: A mass M is split into two parts, m and M - m, which are then separated by a certain distance. What…
A: The gravitational potential energy(U) for a system of two masses m1 and m2 separated by a distance…
Q: A satellite in Earth orbit has a mass of 96 kg and is at an altitude of 1.98 x 10° m. (Assume that U…
A: (given) Mass of satellite = 96 kg Altitude of satellite = 1.98 ×106 m (a) Potential energy of…
Q: (a) How much gravitational potential energy (in J) (relative to the ground on which it is built) is…
A: Gravitational potential energy = mgh U = 8×109 × 9.8 × 41 U = 3.21 × 1012 J
Q: What is the scalar product of 4i + 4j -2k and -3i -j + 2k, where I, j and k are the Cartesian unit…
A: Given A = 4i + 4j - 2k B = -3i -j + 2k To find Scalar product of these vectors
Q: (a) How much gravitational potential energy (relative to the ground on which it is built) is stored…
A:
Q: An object of mass is raised from the surface of the Earth to a height equal to the radius of the…
A: Gain in potential energy is,
Q: CALCULATE THE SCALAR PRODUCT OF THE TWO VECTORS AND THE ANGLE BETWEEN THEM u=5i-2j; v=-3i+2j
A:
Q: The average distance between the Earth and the Sun is about 1.5 x 1011 m, whereas the average…
A:
Q: A force of 4 pounds is required to hold a spring stretched 0.6 feet beyond its natural length. How…
A: See below
Q: Say I lift a box from the ground straight up to 1m in 2s. If I lift the same box from the ground but…
A:
Q: , how much work is done by the man against gravity in climbing to the top?
A: If the acted force is F and for the force displacement is dr then We know work ,…
Q: Derive an expression for the work required to move an Earth satellite of mass m from a circular…
A:
Q: (a)How much gravitational potential energy (in J) (relative to the ground on which it is built) is…
A: Given data: Mass (m) = 7×109 kg Height (h) = 32.0 m The daily food intake of a person = 1.2×107 J…
Q: Using the definition of the scalar product, find the angles between (a) A = 3î – 2j and B = 4i – 4j,…
A:
Q: (a) How much gravitational potential energy (in J) (relative to the ground on which it is built) is…
A:
Q: (a) How much gravitational potential energy (relative to the ground on which it is built) is stored…
A:
Q: (a) How much gravitational potential energy (in J) (relative to the ground on which it is built) is…
A:
Q: An astronaut working on the Moon tries to determine the gravitational constant G by throwing a Moon…
A: (a) Using Work-Energy theorem, ∆E=∫∞hFdrEh-E∞=∫∞hGMmR+r2drEh-0=GMm∫∞hdrR+r2Eh=-GMmR+h=-GmR+h43πR3ρ…
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: How much gravitational potential energy (in J) (relative to the ground on which it is built) is…
A:
Q: In this problem, use the fact that the force of gravity on a particle of mass m at the point with…
A:
Q: A satellite in Earth orbit has a mass of 99 kg and is at an altitude of 1.93 x 10° m. (Assume that U…
A:
Q: A lunar module weighs 12 metric tons on the surface of the Earth. How much work is done in…
A: Given the mass of the module on earth m=12000 Kg This mass remains same at moon too. The work done…
Step by step
Solved in 2 steps
- 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)?(a) 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 x 10° kg and its center of mass is 36.0 m above the surrounding ground? (b) What is the ratio of this energy to the daily food intake of a person (1.2 x 10' J)?Two planets of mass 2 x 1025kg are release from rest 9.0 x 1012 m apart. What is the speed of the planets when they are half this distance apart?
- A satellite in Earth orbit has a mass of 105 kg and is at an altitude of 1.95 x 10° m. (Assume that U = 0 as r → ∞.) (a) What is the potential energy of the satellite-Earth system? (b) What is the magnitude of the gravitational force exerted by the Earth on the satellite? (c) What force, if any, does the satellite exert on the Earth? (Enter the magnitude of the force, if there is no force enter 0.)A man of mass 80.0 kg walks down the aisle of an airplane at a speed of 1.00 m/s in the forward direction while the plane moves at a speed of 300 m/s relative to the earth. Find the man’s kinetic energy relative to (a) the plane; (b) the earth.A satellite in Earth orbit has a mass of 91 kg and is at an altitude of 2.04 x 10° m. (Assume that U = 0 as r→ o.) (a) What is the potential energy of the satellite-Earth system? (b) What is the magnitude of the gravitational force exerted by the Earth on the satellite? (c) What force, if any, does the satellite exert on the Earth? (Enter the magnitude of the force, if there is no force enter 0.) N
- (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 32.0 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)? ..........:1The force of attraction on an object below Earth’s surface is directly proportional to its distance from Earth’s center. Find the work done in moving a weight of w lb located a mi below Earth’s surface up to the surface itself. Assume Earth’s radius is a constant r mi.. Use the definition of scalar product, a two vectors given by a = 5.0 + 5.0 b = ab cos 0, and the fact that a b = axbx + aby + a2b₂ to calculate the angle between the + 5.0k and b = 7.01 +3.0 + 3.0k.
- (a) 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 5 x 109 kg and its center of mass is 23.0 m above the surrounding ground? (Enter a number.) (b) What is the ratio of this energy to the daily food intake of a person (1.2 x 10' J)? (Enter your answer as a ratio to the number 1. Enter a number.) :1(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)?A satellite in Earth orbit has a mass of 103 kg and is at an altitude of 1.91 106 m. (Assume that U = 0 as r → ∞.) (a) What is the potential energy of the satellite–Earth system? (J) (b) What is the magnitude of the gravitational force exerted by the Earth on the satellite? (N) (c) What force, if any, does the satellite exert on the Earth? (Enter the magnitude of the force, if there is no force enter 0.) (N)