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Theory of Machine

Theory of Machine
An automobile steering gear is an example of

Higher pair
Lower pair
Sliding pair
Rolling pair

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Theory of Machine
The factional torque for square thread at the mean radius r while raising load W is given by

T = W.r tan(φ + α)
T = W.r tanφ
T = W.r tan(φ - α)
T = W.r tanα

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Theory of Machine
A Porter governor is a

Spring loaded governor
Inertia governor
Pendulum type governor
Dead weight governor

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Theory of Machine
A rotary internal combustion engine has __________ cylinders.

Seven
Six
Five
Four

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Theory of Machine
In a pantograph, all the pairs are

Turning pairs
Self-closed pairs
Spherical pairs
Sliding pairs

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Theory of Machine
Which of the following is used to control the speed variations of the engine caused by the fluctuations of the engine turning moment?

D-slide valve
Flywheel
Governor
Meyer's expansion valve

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