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A car of mass m = 1365 kg is pushed off a cliff of height h = 29 m. If the car lands a distance of 14 m from the base of the cliff, what was the kinetic energy of the car the instant after it left the cliff?
A factory worker pushes a 30.0kg crate a distance of 4.4 m along a level floor at constant velocity by pushing downward at an angle of 31 below the horizontal. What is the total work done on the crate
A bumper car with mass m1 = 115kg is moving to the right with a velocity of v1 = 4 m/s. A second bumper car with mass m2 = 95 kg is moving to the left with a velocity of v2 = -3.7 m/s. The two cars have an elastic collision. Suppose the surface is fr..
On aircraft carriers, catapults are used to accelerate jet aircraft to flight speeds in a short distance. What is the acceleration of the jet in m/s2
A racquetball with a diameter of 5.6 cm and a mass of 42 g is cut in half to make a boat for American pennies made after 1982. How many pennies can be placed in the racquetball boat without sinking it
question1prairie dogs live in underground burrows with at least two entrances. one entrance is higher above ground and
A sanding disk with rotational inertia 5.4 x 10-3 kg·m2 is linked to an electric drill whose motor delivers a torque of magnitude 10 N·m about the central axis of the disk. About that axis and with torque applied for 72 ms, what is the magnitude o..
A satellite is in a circular orbit around the Earth at an altitude of 2.20 * 106 m. Find the acceleration of the satellite
It's 37 by road from town to a ski resort, What's the road's average inclination angle
Suppose the region outside the chamber is evacuated and the total mass of the block and the movable piston is150 kg. What is the distance s through which the piston rises
Suppose you take a 2.0×102? resistor and a 0.40H inductor and make a series circuit with a voltage source that has voltage amplitude 30V, What is the current amplitude
A 5.15 kg chunk of ice is sliding at 13.5 m/s on the floor of an ice-covered valley when it collides with, how high above the valley floor will the combined chunks go
A 1600 kg car drives around a flat 210m -diameter circular track at 25m/s. What is the magnitude of the net force on the car
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