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A toy car runs off the edge of a table that is 1.225 m high. If the car lands 0.400 m from the base of the table,
1. How long did it take the car to fall?
2. How fast was the car going on the table?
A 72 kg skier is going down a slope oriented 37° above the horizontal. Determine the pressure that each ski exerts on the snow
A heavy piece of hanging sculpture is suspended by a 146.0 cm long, 8.03 gm wire. When the wind blows hard, wire hums at its fundamental frequency of 113.0 Hz. What is the mass of the sculpture (in kg) assume that the local acceleration due to gravit..
zero a hypothetical planet has a mass of 3.0 x 1023 kg a radius of 3.0 multiplied by 106 m and no atmosphere. a 13 kg
A spacecraft is in orbit around a planet. The radius of the orbit is 3.2 times the radius of the planet (which is R = 71466 km). What is the period of the spacecraft's orbit
A heat pump uses an ideal Carnot cycle to heat a house. The outside air has a temperature of 294 K, In the scenario described in the previous question, how much energy is transferred out of the outside air
The supersonic aircraft Concorde has a length of 61.6m when sitting on the ground on a typical day when the temperature is 12.0C . The Concorde is primarily made of aluminum
A roller coaster, loaded with passengers, has a mass of 2,000 kg; the radius of curvature of the track at the TOP point before the dip is 24 m. what force is exerted on the vehicle by the track
It walks 2.1 m along the boat toward shore and then stops. Assuming no friction between the boat and the water, find out how far the dog is then from the shore.
Two weights are hung on either side of the pivot support of a meter stick. Ignore the weight of the meter stick and suppose it is pivoted in the middle. What is the size of the mass that should be hung on the left side of the stick to balance it.? ..
A large storage tank is filled to a height 81 cm. The tank is punctured with a small hole at a heiht of 38 cm from the bottom of the tank. How far from the tank will the stream land
What is distance of a sample of blood from the rotation axis
While running, a man dissipates about 0.60 Joule of mechanical energy per step per kilogram of body mass. determine how fast is the man running
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