For above question determine the required force 'P' to be applied when the rotation of drum is anticlockwise.

Related MCQs

• A single block brake as shown in Fig.6 has a brake drum diameter of 1m and the angle of contact is 300. It takes 280 Nm torque at 300rpm. The coefficient of friction is 0.35. Determine the required force 'P' to be applied when the rotation of drum is clockwise.
• In a simple band brake applied to a shaft carrying a flywheel of mass 250kg and radius of gyration 350mm , one end of the band is attached to the fulcrum and the other at a distance 300 mm from the fulcrum. The angle embraced by the band is 2250 and the brake drum diameter is 220 mm coefficient of friction 0.25 and the shaft speed is 300 rpm clockwise. Determine the brake torque when a force of 150 N is applied
• In a differential band brake, the effort required for clockwise rotation of drum compared to counterclockwise rotation is____.
• In a band brake the ratio of tight side band tension to the tension on the slack side is 3. If the angle of band on the drum is 1800 the coefficient of friction required between drum and band is_____
• For ccw direction of drum rotation in fig.2 brake applied if ____.
• In a simple band brake, when direction of rotation of drum is changed from counter clockwise direction, the braking torque____.
• Refer fig.4. It shows a band brake arrangements. The brake to work with force at A upwards and direction of drum clockwise____.
• When the frictional force helps the applied force in applying the brake, the brake is____.
• Determine the axial force required to engage a cone clutch transmitting 25 kW power at 750 rpm. Average friction diameter of the cone is 400 mm, semicone angle 10 degree and coefficient of friction 0.25.
• Determine the axial force required to engage a cone clutch transmitting 25 kW power at 750 rpm. Average friction diameter of the cone is 400 mm, semicone angle 60 degree and coefficient of friction 0.25.