Skip to main content

13. Rotational Inertia & Energy - 2! 2부

13. Rotational Inertia & Energy / Energy of Rolling Motion / 문제 7

문제 7

How much torque is supplied by an electric motor in a grinder that outputs 1.2 kW when operating at a rotational speed of 2000 rpm?

A

1.67 N•m

B

0.0628 N•m

C

0.600 N•m

D

5.73 N•m

E

0.175 N•m

F

1667 N•m

G

0.000600 N•m