lily9116 lily9116

20-09-2021
Physics

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A crane lifts a load of 30 000 kg to the top of a building that is 40 m high.

a. Calculate the weight of the load (g = 10 N/kg).

b. Calculate the work done by the crane.

Respuesta :

Snoopycatlover Snoopycatlover

20-09-2021

Answer:

B

Explanation:

4.3 m/s. C. 5.8 m/s. D. 7.7 m/s. 14. A crane lifts a 300 kg load at a constant speed to the top of a building 60 m high in 15 s. The average power.

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