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Theory of Machine

Theory of Machine
Which of the following is a higher pair?

Sliding pair
Turning pair
Belt and pulley
Screw pair

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Theory of Machine
The engine of an aeroplane rotates in clockwise direction when seen from the tail end and the aeroplane takes a turn to the left. The effect of gyroscopic couple on the aeroplane will be

To dip the nose and tail
To raise the nose and tail
To dip the nose and raise the tail
To raise the nose and dip the tail

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Theory of Machine
A spring controlled governor is found unstable. It can be made stable by

Increasing the ball mass
Decreasing the spring stiffness
Increasing the spring stiffness
Decreasing the ball mass

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Theory of Machine
The relation between number of links (l) and number of joints (j) in a kinematic chain is

l = (1/2).(j + 2)
l = (2/3).(j + 2)
l = j + 4
l = (3/4).(j + 3)

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Theory of Machine
Which of the following is a pendulum type governor?

Watt governor
None of these
Hartnell governor
Porter governor

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Theory of Machine
The example of higher pair is

All of these
Ball and roller bearings
Gears, cams
Belt, rope and chain drives

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MORE MCQ ON Theory of Machine

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