Question

A wheel makes 360 revolutions in one minute. Through how many radians does it turn in one second?

• A. 6∏
• B. 360∏
• C. 12∏
• D. 180∏

Answer 1

Answer:

C. 12∏

1 min = 360 revolution 60s = 360 revolution 1s = 6 revolution 1 revolution = 2∏ radian 6 revolution = 6 x 2∏ = 12∏