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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

Pentagon
Rectangle
Parallelogram
Triangle

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Theory of Machine
The relative velocity of B with respect to A in a rigid link AB is

Perpendicular to AB
At 45° to AB
Along AB
Parallel to AB

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Theory of Machine
The power of a Porter governor is equal to

[2c²/(1 + 2c)] (m + M) g.h
[4c²/(1 + 2c)] (m + M) g.h
[3c²/(1 + 2c)] (m + M) g.h
[c²/(1 + 2c)] (m + M) g.h

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Theory of Machine
In multi V-belt transmission, if one of the belt is broken, we have to change the

Broken belt and its adjacent belts
Broken belt
There is no need of changing any one as remaining belts can take care of transmission of load
All the belts

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Theory of Machine
The frictional torque transmitted in a flat pivot bearing with assumption of uniform pressure is _________ as compared to uniform wear.

Less
Same
More
None of the listed here

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Theory of Machine
The height of a Watt's governor (in meters) is equal to (where N = Speed of the arm and ball about the spindle axis)

8.95/N²
8950/N²
895/N²
89.5/N²

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