A 10 kg block is lifted 1 m in 2 s. What is the average power delivered?
Q1. A 10 kg block is lifted 1 m in 2 s. What is the average power delivered?
Answer: 49 W
Explanation: Average power = mgh / t = (10 kg * 9.8 m/s^2 * 1 m) / 2 s = 49 W. Option B is incorrect due to rounding g to 10 m/s^2.