Question:-
12. A 250 mm radius brake drum contacts a single shoe as shown in Fig.Q12. and sustains a torque of 300 N-m at 500 rpm. Coefficient of friction is 0.3. Force F required for brakig in the case of counterelockwise rotation of the brake drum is

Option (A)
1152 N
Option (B)
1248 N
Option(C)
4000 N
Option(D)
2000 N
Correct Option:
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question-answer-faq-2662