Physics · May / June 2018 · Paper 11 · Question 12

A student calculates his power in running up a flight of stairs. He measures the vertical height of the stairs, the time taken to run up the stairs and his weight. How does he calculate his power?

1. Aheight × time × weight
2. B\frac{height \times weight}{time}
3. C\frac{time \times weight}{height}
4. D\frac{weight}{height \times time}

As printed in the paper