For the brake shown in the figure, which one of the following is TRUE? – McqOptions

MCQOPTIONS

1.	For the brake shown in the figure, which one of the following is TRUE?
A.	Self energizing for clockwise rotation of the drum
B.	Self energizing for anti-clockwise rotation of the drum
C.	Self energizing for rotation in either direction of the drum
D.	Not of the self energizing type
Answer» B. Self energizing for anti-clockwise rotation of the drum

Discussion

No Comment Found

Related MCQs

Braking torque on the drum of shoe brake is given by
A block brake with 400 mm diameter is used to brake a torque of 100 Nm as shown in the figure. If the coefficient friction is 0.25 at the brake surface what is the value of force F to be applied at the end of the lever.
For power measurement, the following dynamometer is used when the speed is high and the viscous force is small:
A band brake having band-width of 80 mm, drum diameter of 250 mm, coefficient of friction of 0.25 and angle of wrap of 270 degrees is required to exert a friction torque of 1000 N-m. The maximum tension (in kN) developed in the band is
In a self locking brake, the force required to apply the brake is
For the brake shown in the figure, which one of the following is TRUE?
A force of 400 N is applied to the brake drum of 0.5 m diameter in a band brake system as shown in the figure, where the wrapping angle is 180°. If the coefficient of friction between the drum and the band is 0.25, the braking torque applied, in Nm is
A block-brake shown below has a face width of 300 mm and a mean coefficient of friction of 0.25. For an activating force of 400 N, the braking torque in Nm is
For high speed engines, the cam follower should move wit?
The capacity of a brake depends upon