In the below figure, PC is the connecting rod and OC is the crank making an angle θ with the line of stroke PO and rotates with uniform angular velocity at ω rad/s. The Klien's acceleration diagram for determining the acceleration of the piston P is shown by quadrilateral CQNO. The acceleration of the piston P with respect to the crank-pin C is given by

Theory of Machine
In the below figure, PC is the connecting rod and OC is the crank making an angle θ with the line of stroke PO and rotates with uniform angular velocity at ω rad/s. The Klien's acceleration diagram for determining the acceleration of the piston P is shown by quadrilateral CQNO. The acceleration of the piston P with respect to the crank-pin C is given by

ω² × NO

ω² × CN

ω² × QN

ω² × CO

ω² × NO

ω² × CN

ω² × QN

ω² × CO

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Theory of Machine
The height of a Watt's governor is

Inversely proportional to (speed)²

Directly proportional to speed

Directly proportional to (speed)²

Inversely proportional to speed

Inversely proportional to (speed)²

Directly proportional to speed

Directly proportional to (speed)²

Inversely proportional to speed

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Theory of Machine
In a pantograph, all the pairs are

Spherical pairs

Sliding pairs

Self-closed pairs

Turning pairs

Spherical pairs

Sliding pairs

Self-closed pairs

Turning pairs

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Theory of Machine
Pitch point on a cam is

The point on cam pitch curve having the maximum pressure angle

Any point on pitch curve

The point on cam pitch curve having the minimum pressure angle

Any point on pitch circle

The point on cam pitch curve having the maximum pressure angle

Any point on pitch curve

The point on cam pitch curve having the minimum pressure angle

Any point on pitch circle

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Theory of Machine
If ω/ωn = 2, where co is the frequency of excitation and ωn is the natural frequency of vibrations, then the transmissibility of vibration will the

1

2

1.5

0.5

1

2

1.5

0.5

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Theory of Machine
In vibration isolation system, if ω/ωn > 1, then the phase difference between the transmitted force and the disturbing force is

180°

90°

0°

270°

180°

90°

0°

270°

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Theory of Machine

Theory of Machine The height of a Watt's governor is

Theory of Machine In a pantograph, all the pairs are

Theory of Machine Pitch point on a cam is

Theory of Machine If ω/ωn = 2, where co is the frequency of excitation and ωn is the natural frequency of vibrations, then the transmissibility of vibration will the

Theory of Machine In vibration isolation system, if ω/ωn > 1, then the phase difference between the transmitted force and the disturbing force is

Theory of Machine
The height of a Watt's governor is

Theory of Machine
In a pantograph, all the pairs are

Theory of Machine
Pitch point on a cam is

Theory of Machine
If ω/ωn = 2, where co is the frequency of excitation and ωn is the natural frequency of vibrations, then the transmissibility of vibration will the

Theory of Machine
In vibration isolation system, if ω/ωn > 1, then the phase difference between the transmitted force and the disturbing force is