1.

The speed of an engine varies from 210 rad/s to 190 rad/s. During the cycle the change in kinetic energy is found to be 400 Nm. The inertia of the flywheel in kg/m2 is$

A. 0.10
B. 0.20
C. 0.30
D. 0.40
Answer» B. 0.20


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