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A 15.0 kilogram stone and a 150 kilogram stone are released from rest at the same height above the ground. There is no appreciable air drag. Do both stones have the similar initial gravitational potential energy.
A 23.0 kg child plays on a swing having support ropes that are 2.10 m long. How fast will she be moving at the bottom of the swing
What is the weight of the heaviest fish that can be pulledup vertically when the line is reeled in (a) at a constant speedand (b) with an acceleration whose magnitude is 2.0 m/s 2
An Earth satellite moves in a circular orbit 660 km above the Earth's surface. The period of the motion is 97.7 min. What is the speed of the satellite? What is the magnitude of the centripetal acceleration of the satellite?
The receiver has a 22 yard lead from the quarter back by the time he throws the ball. How fast must he run in order to catch the ball when it lands
A 2.6-kg block is hanging stationary from the end of a vertical spring that is attached to the ceiling. What is the elastic potential energy of the system
A plane leaves the airport in Galisto and flies 170 km 68 degrees east of north and after that changes direction to fly 230 km at 48 degrees south of east, after that it makes an immediate emergency landing in a pasture. When airport sends out a r..
A point source of light lies at the bottom of a large pool of water. How deep is the pool
Kids in a tree house lift a small dog in a basket 4.00 meter up to their house. If it takes 193 Joule of work to do this, determine the combined mass of the basket and dog
Mars has an orbital period of 1.881 Earth years, Develop the relation between semimajor axis and inclination for a Mars circular sun-synchronous orbit
A charged particle moves in a uniform magnetic field of 0.727 T with a period of 8.57 × 10-6 s. Find its charge-to-mass ratio
What are the direction and magnitude of the magnetic force the field exerts on the proton.
during a process described by the photoelectric effect, ultraviolet light can be used to charge a piece of metal. if 1.3eV is needed to eject an electron from the surface what is the power rating of the light beam
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