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Neglect air resistance for the following.
Compute the escape velocity for a planet whose mass is 3.00 x 1024 kilogram and whose radius is 600 kilometer?
Compute the escape velocity for a planet whose mass is 6.80 x 1025 kilogram and whose radius is 6400 kilometer?
A 2070 kg railroad flatcar, which can move with negligible friction, is motionless next to a platform. What is the speed of the flatcar if he then stands on it
At a given instant, the blood pressure in the heart is 1.50 104 Pa. If an artery in the brain is 0.43 m above the heart, what is the pressure in the artery
A person pulls a 5.0 kg sled by a rope across a floor. The coeffecient of kinetic friction between the floor and the sled is 0.15. What is the horizontal acceleration of the sled
A roller coaster (385 kg) moves from A (5.00 m above the ground) to B (27.0 m above the ground). What is the change in the car's kinetic energy
Two identical point charges of q = +1.50 x 10-8 C are separated by a distance of 0.30 m. How much work is done by the electric field force to move
question a series rcl is at resonance and contains a variable resistor that is set to 175 ohms. the power delivered to
Two small charges with a mass of 1.0 g each are connected by a 2.0 cm long insulating rod of negligible mass. Calculate the magnitude of the torque exerted on the rod by the electric field
The gravitational potential energy of all the water stored behind avery large dam is 1.2×1016 J, using the base of the damas the reference point for zero PE. Imagine you could store the same amount of potential energy in a system consisting oftwo ..
A copper ball with a radius of 1.7 is heated until its diameter has increased by 0.19, find the final temperature of the ball
An 80 g, 35 cm long rod hangs vertically on a frictionless, horizontal axle passing through its center. A 13 g ball of clay travelling horizontally at 2.50 m/s hits and sticks to the very bottom tip of the rod.
5 kg of water at 60 degrees are put in contact with 1 kg of ice at 0 degrees and are thermally isolated from everything else. What is the change in entropy of the universe while the ice melts
A fish is able to jump vertically out of the water with a speed of 4.76 m/s. What is the speed of the fish
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