Physics · Machine Design
A simple band brake system has a coefficient of friction of 0.3 and wraps around a drum. If the band can sustain a maximum tension force of 1.5 kN and the geometry gives a wrap angle of 180°, what is the maximum braking force (F) that can be safely applied at the lever end?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1584 N
- 2350 N
- 3234 N
- 4117 N✓
Correct answer
117 N
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