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Theory of Machine

Theory of Machine
If the opposite links of a four bar linkage are equal, the links will always form a

Triangle
Parallelogram
Pentagon
Rectangle

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Theory of Machine
When the pitching of a ship is __________ the effect of gyroscopic couple acting on it will be to move the ship towards port side.

Upward
Forward
Backward
Downward

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Theory of Machine
A combination of kinematic pairs, joined in such a way that the relative motion between the links is completely constrained, is called a

Kinematic chain
Mechanism
Inversion
Structure

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Theory of Machine
The condition for correct steering of a Davis steering gear is (where α = Angle of inclination of the links to the vertical)

tanα = c/2b
cotα = c/2b
sinα = b/c
cosα = c/b

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Theory of Machine
Critical damping is a function of

Mass and damping coefficient
Mass and natural frequency
Mass and stiffness
Damping coefficient and natural frequency

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

Belt and pulley
Turning pair
Screw pair
Sliding pair

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MORE MCQ ON Theory of Machine

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