For the brake to be self locking, the force P at C shown in the below figure, should

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📊 Theory Of Machine

Q. For the brake to be self locking, the force P at C shown in the below figure, should

(A) Be zero
(B) Act in upward direction
(C) Act in downward direction
(D) None of these

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✅ Correct Answer: (A) Be zero

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