The simple band brake is constructed so that the ends of the friction strap are connected to the pin at A and the lever arm at B. The coefficient of static friction between the strap and the wheel is µs= 0.50. The wheel is subjected to a torque of 80 lb-ft. Determine the smallest force P applied to the lever that is required to hold the wheel stationary. M= 80 lb - ft 20 45° 1.25 ft -1.5 ft 3 ft

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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The simple band brake is constructed so that the ends of the friction strap are connected to
the pin at A and the lever arm at B. The coefficient of static friction between the strap and the
wheel is µs= 0.50. The wheel is subjected to a torque of 80 lb-ft. Determine the smallest force P
applied to the lever that is required to hold the wheel stationary.
M= 80 lb - ft
20
45°
1.25 ft
-1.5 ft
3 ft
Transcribed Image Text:The simple band brake is constructed so that the ends of the friction strap are connected to the pin at A and the lever arm at B. The coefficient of static friction between the strap and the wheel is µs= 0.50. The wheel is subjected to a torque of 80 lb-ft. Determine the smallest force P applied to the lever that is required to hold the wheel stationary. M= 80 lb - ft 20 45° 1.25 ft -1.5 ft 3 ft
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