#### Problem Statement: ECE Board April 1998

What is the inertia of a bowling ball (mass = 0.5 kg) of radius 15 cm rotating at an angular speed of 10 rpm for 6 seconds?

- A. 0.001 kg-m^2
- B. 0.002 kg-m^2
- C. 0.005 kg-m^2
- D. 0.0045 kg-m^2

#### Problem Answer:

The inertia of a bowling ball is **0.0045 kg-m2**.

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