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Theory of Machine

Theory of Machine
The number of centers in a crank driven slider crank mechanism is

6
4
2

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Theory of Machine
The tractive force is maximum or minimum when the angle of inclination of crank with the line of stroke (θ) is equal to

135° and 315°
270° and 360°
90° and 180°
0° and 90°

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Theory of Machine
The ratio of the driving tensions for V-belts is __________ times that of flat belts.(Where β = Semi-angle of the groove)

cosβ
sinβ
cosecβ
secβ

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Theory of Machine
The type of pair formed by two elements which are so connected that one is constrained to turn or revolve about a fixed axis of another element is known as

Spherical pair
Turning pair
Sliding pair
Rolling pair

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Theory of Machine
Critical damping is a function of

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

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Theory of Machine
TJIE horse power transmitted by a belt is dependent upon

All of these
Tension on tight side of belt
Tension on slack side of belt
Radius of pulley

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MORE MCQ ON Theory of Machine

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