A. ball bearing
B. roller bearing
C. needle roller bearing
D. thrust bearing
E. sleeve bearing
Related Mcqs:
- Shaft revolving in a bearing is the following type of pair________________?
A. lower pair
B. higher pair
C. spherical pair,
D. cylindrical pair
E. bearing pair - A foot step bearing and rotor of a vertical turbine form examples of___________________?
A. incompletely constrained motion
B. partially constrained motion
C. completely constrained motion
D. successfully constrained motion
E. none of the above - Pitch point on a cam is_________________?
A. any point on pitch curve
B. the point on cam pitch curve having the maximum pressure angle
C. any point on pitch circle
D. the point on cam pitch curve having the minimum pressure angle
E. none of the above - The example of higher pair is_________________?
A. belt, rope and chain drives
B. gears, cams
C. ball and roller bearings
D. all of the above
E. none of the above - Tangential acceleration direction is_________________?
A. along the angular velocity
B. opposite to angular velocity
C. may be any one of these
D. perpendicular to angular velocity
E. none of the above - The main disadvantage of the sliding pair is that it is_________________?
A. bulky
B. wears rapidly
C. difficult to manufacture
D. A. and B. above
E. A. and C. above - Pulley in a belt drive acts as_______________?
A. cylindrical pair
B. turning pair
C. rolling pair
D. sliding pair
E. surface pair - When a ship travels in a sea, which of the effect is more dangerous___________________?
A. steering
B. pitching
C. rolling
D. all of the above
E. none of the above - Which of the following mechanisms produces mathematically an exact straight line motion____________________?
A. Grasshopper mechanism
B. Watt mechanism
C. Peaucellier’s mechanism
D. Tchabichiff mechanism
E. Ackermann mechanism - The maximum value of the pressure angle in case of cam is kept as________________?
A. 10°
B. 14°
C. 20°
D. 30°
E. 25°.
