A machine lifts a 200 N weight to a height of 10 m in 5 s. What is the power output of the machine?
Q1. A machine lifts a 200 N weight to a height of 10 m in 5 s. What is the power output of the machine?
Answer: 400 W
Explanation: Power = Work / Time = (200 N × 10 m) / 5 s = 400 W. Option B fails due to miscalculation.