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Theory of Machine

Theory of Machine
The acceleration of the particle moving with simple harmonic motion is _________ at the mean position.

None of these
Zero
Minimum
Maximum

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Theory of Machine
In automobiles the power is transmitted from gear box to differential through

Hooke's joint
Knuckle joint
Universal joint
Bevel gear

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Theory of Machine
In a drag link quick return mechanism, the shortest link is always fixed. The sum of the shortest and longest link is

There is no such relationship
Greater than sum of other two
Equal to sum of other two
Less than sum of other two

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Theory of Machine
The Kutzbach criterion for determining the number of degrees of freedom (n) is (where l = number of links, j = number of joints and h = number of higher pairs)

n = 3(l - 1) - 3j - h
n = 3(l - 1) - 2j - h
n = 2(l - 1) - 3j - h
n = 2(l - 1) - 2j - h

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Theory of Machine
Klein's construction can be used to determine acceleration of various parts when the crank is at

Inner dead centre
Right angles to the link of the stroke
All of the listed here
Outer dead centre

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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)

8950/N²
8.95/N²
89.5/N²
895/N²

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