student weighing 226N climbs a flight of stairs 6m high in 8s. What power in watts is required to perform this task? Gravity is 9.8ms and please round to 3 decimal places.
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A student weighing 226N climbs a flight of stairs 6m high in 8s. What power in watts is required to perform this task? Gravity is 9.8ms and please round to 3 decimal places.
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- A crane does work of 13,500 J with a force of 5200 N to lift a beam. How far can the beam be lifted (in meters)? Round answer to the nearest significant figure.An object has kinetic energy of 74J. If its speed is 5.2 m/s, waht is its mass? Gravity is 9.8ms and please round to 3 decimal places.A student weighing 279 N climbs a flight of stairs 5 m high in 9 s. What power in watts is required to perform this task?
- If a force of 6900? is raised in a height of 15 meters in 36 seconds, what is the work done and the power developed?How much work must a 1000kg truck must produce to drive a 178km highway if an average force of 464N must be maintained to overcome friction? Express answer in JoulesA machine weighing 6000 lbs is lifted to a height of 7 ft 6in. How much work is done?