A. D1/D2
B. D2/D1
C. D1-D2.
D. D1
E. D1+D2
Related Mcqs:
- Crowning on pulleys helps__________________?
A. in increasing velocity ratio
B. in decreasing the slip of the belt
C. for automatic adjustment of belt posi-tion so that belt runs centrally
D. increase belt and pulley life
E. none of the above - In multi-V-belt transmission, if one of the belt is broken, we have to change the_________________?
A. broken belt
B. broken belt and its adjacent belts
C. all the belts
D. there is no need of changing any one as remaining belts can take care of transmission of load
E. all the weak belts - Pulley in a belt drive acts as_______________?
A. cylindrical pair
B. turning pair
C. rolling pair
D. sliding pair
E. surface pair - T Jie horse power transmitted by a belt is dependent upon _________________?
A. tension on tight side of belt
B. tension on slack side of belt
C. radius of pulley
D. speed of pulley
E. all of the above - Creep in belt drive is due to____________________?
A. material of the pulley
B. material of the belt
C. larger size of the driver pulley
D. uneven extensions and contractions due to varying tension
E. expansion of belt - The number of centers in a crank driven slider crank mechanism are_______________?
A. 0
B. 2
C. 4
D. 6
E. may be any number depending upon position of mechanism - In S.H.M., acceleration is proportional to _________________?
A. velocity
B. displacement
C. rate of change of velocity
D. all of the above
E. none of the above - In gramophones for adjusting the speed of the turntable, the following type of governor is commonly employed_______________?
A. Hartung governor
B. Wilson Hartnell governor
C. Pickering governor
D. Inertia governor
E. none of the above - Which of the following is a lower pair_______________?
A. ball and socket i
B. piston and cylinder
C. cam and follower
D. A. and B. above
E. belt drive - Automobile steering gear is an example of____________________?
A. higher pair
B. sliding pair
C. turning pair
D. rotary pair
E. lower pair
