A torque is to be carried by a flanged bolt coupling that consists of ten 16 mm- diameter steel bolts on a circle of diameter 400mm and eight 12mm-diameter steel bolts on a circle of diameter 250mm. a) Determine the torque if the shearing stress in the 12mm diameter bolts is 20MPa. b) How many 16mm diameter bolts should be added to increase the torque to 12 kN-m?

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Clutches, Brakes, Couplings, and Flywheels

The clutch is described as a machine element used to connect or disconnect two shafts together to transmit torque or power. The clutch works on the principles of friction. The clutch is commonly used in automobiles to transfer power from the driving shaft to the driven shaft.