Work done = m × g × h = 100 kg × 9.8 m/s^2 × 5 m = 4900 J
Then, calculate the efficiency:
where m is the mass of the object and v is its velocity. Work done = m × g × h = 100 kg × 9
GPE = m × g × h = 10 kg × 9.8 m/s^2 × 4 m = 392 J calculate the work done:
W = F × s
First, calculate the work done: