Related Questions

The power transmitted by a belt is maximum when the maximum tension in the belt is _________ of centrifugal tension.
A One-third
B Two-third
C Double
D Three times
The tension on the slack side of the belt is __________ the tension on the tight side of the belt.
A Equal to
B Less than
C Greater than
D None of these
In a belt drive, if the pulley diameter is doubled keeping the tension and belt width constant, then it will be necessary to
A Increase the key length
B Increase the key depth
C Increase the key width
D Decrease the key length
In a belt drive, the pulley diameter is doubled, the belt tension and pulley width remaining same. The changes required in key will be
A Increase key length
B Increase key depth
C Increase key width
D Double all the dimensions
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
A pulley and belt in a belt drive form a
A Cylindrical pair
B Turning pair
C Rolling pair
D Sliding pair
In a multiple V-belt drive, when a single belt is damaged, it is preferable to change the complete set to
A Reduce vibration
B Reduce slip
C Ensure uniform loading
D Ensure proper alignment
The velocity of the belt for maximum power is (where m = Mass of the belt in kg per meter length)
A $$\frac{{\text{T}}}{3}$$
B $$\frac{{{\text{Tg}}}}{3}$$
C $$\sqrt {\frac{{\text{T}}}{{3{\text{m}}}}} $$
D $$\sqrt {\frac{{3{\text{m}}}}{{\text{T}}}} $$
In a multiple V-belt drive, when a single belt is damaged, it is preferable to change the complete set in order to
A Reduce vibration
B Reduce slip
C Ensure uniform loading
D Ensure proper alignment
The ratio of driving tensions in V-belt drives is __________ flat belt drives.
A Equal to
B sin$$\,\alpha $$ times more than
C sin$$\,\alpha $$ times less than
D cosec$$\,\alpha $$ times more than

Next steps