Q13/ A single block brake is shown in figure. The diameter of the drum is 250 mm and the angle of contact is 90°. If the operating force of 700 N is applied at the end of a lever and the coefficient of friction between the drum and the lining is 0.35, determine the torque that may be transmitted by the block brake. -200- 50 250 700N 20 125 All dimensions in mm.

Delmar's Standard Textbook Of Electricity
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ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter29: Dc Generators
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Q13/ A single block brake is shown in figure. The diameter of the
drum is 250 mm and the angle of contact is 90°. If the
operating force of 700 N is applied at the end of a lever and
the coefficient of friction between the drum and the lining is
0.35, determine the torque that may be transmitted by the
block brake.
-200-
50
250
700N
20
125
All dimensions in mm.
Transcribed Image Text:Q13/ A single block brake is shown in figure. The diameter of the drum is 250 mm and the angle of contact is 90°. If the operating force of 700 N is applied at the end of a lever and the coefficient of friction between the drum and the lining is 0.35, determine the torque that may be transmitted by the block brake. -200- 50 250 700N 20 125 All dimensions in mm.
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