61. What is the effect of slip of the belt on the velocity ratio of belt drive?
- Decreases
- Increases
- May increase or decrease
- Remains constant
62. The direction of driven pulley and direction of driving pulley in case of open belt drive and cross belt drive respectively are
- opposite and opposite
- opposite and same
- same and opposite
- same and same
63. If the speed at which the belt can transfer the maximum power is 30 m/s and the mass of the belt per meter length is 0.6 kg/m. Determine the maximum tension (in N) produced in the belt
- 1620
- 1600
- 1720
- 1700