A 62.0-kg woman runs up a flight of stairs having a rise of 4.28 m in a time of 4.20 s. What average power did she supply?

a. 63.2 W
b. 619 W
c. 596 W
d. 629 W
e. 609 W


b

Physics & Space Science

You might also like to view...

Which of the following appears least important in the evolution of life here?

A) the magnetic field of the Earth B) the correct distance from the Sun C) an Earth-like atmosphere D) the presence of water and carbon atoms E) the stable luminosity of the Sun for billions of years

Physics & Space Science

Estimation: Estimate the number of times the earth will rotate on its axis during a human's lifetime.

A. 3 × 104 B. 3 × 105 C. 3 × 106 D. 3 × 107 E. 3 × 108

Physics & Space Science

Charge of uniform density 90 nC/m3 is distributed throughout the inside of a long nonconducting cylindrical rod (radius = 2.0 cm). Determine the magnitude of the potential difference of point A (2.0 cm from the axis of the rod) and point B (4.0 cm from the axis).

A. 1.9 V B. 1.4 V C. 2.2 V D. 2.8 V E. 4.0 V

Physics & Space Science

Which of the natural forces bind atomic nuclei?

a. Newtonian force b. gravitational force c. weak force d. electromagnetic force e. strong force

Physics & Space Science