Physics · Theory of Machines
A brake is said to be self-locking when:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The torque required to apply the brake is zero or negative✓
- 2The friction force helps in applying the brake
- 3The friction force is zero
- 4The normal force is zero
Correct answer
The torque required to apply the brake is zero or negative
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