Friction Clutches MCQs

May 20, 2021

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1. The friction radius for new clutch compared to worn out clutch will be

2. In case of cone clutch, a relatively small axial force can transmit a given torque, if the semi-cone angle is

3. The friction material of the clutch should have

4.

In case of single plate worn out clutches and brakes, the friction radius is equal to

    Where, ‘D’ and ‘d’ are outer and inner diameters of friction lining respectively.

5. The torque transmitted by single plate clutch, working on uniform wear criterion, is given by,    Where, µ = coefficient of friction, P = axial force required to hold the friction surfaces together, Rmin = mean radius of friction surfaces

6.

 In case of single plate new clutches and brakes, the friction radius is equal to

    Where, ‘D’ and ‘d’ are outer and inner diameters of friction lining respectively.

7. A jaw clutch is

8. In case of multi-disk clutches, oil is used,

9. In the running condition, the net force acting on the drum of centrifugal clutch is equal to

10. The clutch used in trucks is


 

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A Demrot is the founder of VideRime Online Learning, a leading engineering website. He did his BE Civil and M.Tech Structure from RGPV University, Bhopal and has been working as an Assistant Professor in a reputed college.

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