A. ball bearing
B. roller bearing
C. needle roller bearing
D. thrust bearing
E. sleeve bearing
For fluctuating loads, welsuited bearing is_________________? Read More »
Theory of Machines A. less
B. more
C. equal
D. may be less or more depending on efficiency
E. always less
In an ideal machine, the output as compared to input is_______________? Read More »
Theory of Machines A. compound gears
B. worm and wheel method
C. Hooke’s joint
D. crown gear
E. bevel gears
A. Thompson indicator
B. Richard indicator
C. Simplex indicator
D. Thomson indicator
E. none of the above
The indicator using Watt mechanism is known as________________? Read More »
Theory of Machines 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
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
Crowning on pulleys helps__________________? Read More »
Theory of Machines A. Hartung governor
B. Wilson Hartnell governor
C. Pickering governor
D. Inertia governor
E. none of the above
A. steering
B. pitching
C. rolling
D. all of the above
E. none of the above
When a ship travels in a sea, which of the effect is more dangerous___________________? Read More »
Theory of Machines A. the former is mathematically accurate
B. the former is having turning pair
C. the former is most economical
D. the former is most rigid
E. none of thfr above
A. bevel gear
B. universal joint
C. Hooke’s joint
D. Knuckle joint
E. Oldham’s coupling
