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As it orbits the Earth, the 11,000-kg Hubble Space Telescope travels at a speed of 7,900 m/s and is 560,000 m above the Earth's surface.
(a) What is its kinetic energy? (Enter your answer using one of the following formats: 1.2e-3 for 0.0012 and 1.20e+2 for 120.)
(b) What is its potential energy? (Enter your answer using one of the following formats: 1.2e-3 for 0.0012 and 1.20e+2 for 120.)
A uniform crate with a mass of 17.3 kg rests on a horizontal floor with a coefficient of static friction between the crate and the floor (?s) of 0.513. What horizontal force applied to the top of the crate
A 49.2-kg crate rests on a level floor at a shipping dock. The coefficients of static and kinetic friction are 0.637 and 0.439, respectively. What horizontal pushing force is required
Point charge 3.0?C is located at x = 0, y = 0.30 m, point charge -3.0?C is located at x = 0 y = -0.30 m, what are the magnitude and direction of total electric force
What should be the least kinetic energy in electron volts
two vehicles of equal mass at a 90 degree intersection. If the momentum of vehicle A is 1.20 x 10^5 kg km/h east and the momentum of vehicle is 8.50 x 10^4 kg km/h north, what is the resulting momentum of the final mass
A net force that is quadratically increasing in time is applied to an object. What is time dependence of the object's kinetic energy
A person is making homemade ice cream. She exerts a force ofmagnitude 19 N on the free end of thecrank handle, what is the average power being expended
Two railroad cars, each of mass 7300 kg and traveling at 73 km/h, collide head on and come to rest. How much mechanical energy is lost in this collision
assume a long, straight wire carries a current of 6.5 .what would be the frequency of vibrations.
An oscillator consists of a block attached to a spring (k = 450.0 N/m). At some time t the position (measured from the system's equilibrium location),velocity, What is the amplitude of oscillation for the motion
A solar collector is placed in direct sunlight where it absorbs energy at the rate of 880 J/s for each square meter of its surface. What equilibrium temperature does the collector reach
A hunter aims directly at a target (on the same level) 101m away. If the bullet leaves the gun at a velocity of 203m/s, by how much will it miss the target.
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