13. Rotational Inertia & Energy
Energy of Rolling Motion
2PRACTICE PROBLEM
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?
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?
ANSWERS OPTIONS
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