A. double helical gears having opposite teeth
B. double helical gears having identical teeth
C. single helical gear in which one of the teeth of helix angle a is more
D. mutter gears
E. none of the above
Related Mcqs:
- Davis steering gear consists of__________________?
A. sliding pairs
B. turning pairs
C. rolling pairs
D. higher pairs
E. lower pairs - Automobile steering gear is an example of____________________?
A. higher pair
B. sliding pair
C. turning pair
D. rotary pair
E. lower pair - Ackermann steering gear consists of_______________?
A. sliding pairs
B. turning pairs
C. rolling pairs
D. higher pairs
E. lower pairs - In automobiles the power is transmitted from gear box to differential through _________________?
A. bevel gear
B. universal joint
C. Hooke’s joint
D. Knuckle joint
E. Oldham’s coupling - 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 - Which of the following mechanism is obtained from lower pair________________?
A. gyroscope
B. pantograph
C. valve and valve gears
D. generated straight line motions
E. all of the above - Rectangular bar in a rectangular hole is the following type of pair__________________?
A. completely constrained motion
B. partially constrained motion
C. incompletely constrained motion
D. freely constrained motion
E. none of the above - A slider crank chain consists of following numbers of turning and sliding pairs_________________?
A. I, 3
B. 2, 2
C. 3, 1
D. 4, 0
E. 0, 4 - Which of the following is false statement in respect of differences between machine and structure___________________?
A. Machines transmit mechanical work, whereas structures transmit forces
B. In machines, relative motion exists be-tween its members, whereas same does hot exist in case of structures
C. Machines modify movement and work, whereas structures modify forces
D. Efficiency of machines as well as structures is below 100%
E. Machines are run by electric motors, but structures are not - A cam with a roller follower would con stitute following type of pair______________?
A. lower pair
B. higher pair
C. open pair
D. close pair
E. cam pair
