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Q.69

Expert-verified
Found in: Page 109

### Physics for Scientists and Engineers: A Strategic Approach with Modern Physics

Book edition 4th
Author(s) Randall D. Knight
Pages 1240 pages
ISBN 9780133942651

# A high-speed drill rotating ccw at comes to a halt in . a. What is the magnitude of the drill’s angular acceleration? b. How many revolutions does it make as it stops?

a. The magnitude of the drill’s angular acceleration.

b. it make as it stops.

See the step by step solution

## Part a) Step 1: Calculation

To convert angular velocity from revolution per minutes to the revolution per second:

To calculate angular acceleration:

## Part b) Step 1: Calculation

To calculate number of revolution