Physicsmedium · Past Paper
A motor of 100 W works for 1 minute. How much work does it do?
A100 J
B600 J
C6000 J
D1000 J
✓ Correct Answer: C — 6000 J
Work = Power * Time = 100 W * 60 s = 6000 Joules.
Share this question
More from Physics
- In a step-up transformer, the current in the secondary coil compared to the primary coil is:
- A car accelerates from 18 km/h to 36 km/h in 5 seconds. What is its acceleration?
- A spring is compressed by 0.1 m. If the spring constant is 100 N/m, the energy stored is:
- What is the value of 'g' at a height equal to twice the radius of Earth from the center?
- A weightlifter holds a 100 kg weight over his head for 10 seconds. Work done by him during these 10 seconds is: