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 is _________ when the crank OC and connecting rod PC are at right angles to each other.

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 is _________ when the crank OC and connecting rod PC are at right angles to each other.

Zero

Any -ve value

Infinity

Any +ve value

Zero

Any -ve value

Infinity

Any +ve value

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Theory of Machine
In a four bar chain or quadric cycle chain

Each of the four pairs is a turning pair

Two are turning pairs and two are sliding pairs

Three are turning pairs and one is a sliding pair

One is a turning pair and three are sliding pairs

Each of the four pairs is a turning pair

Two are turning pairs and two are sliding pairs

Three are turning pairs and one is a sliding pair

One is a turning pair and three are sliding pairs

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Theory of Machine
The velocity of the rubbing surface __________ with the distance from the axis of the bearing.

Remain same

Increases

Decreases

None of these

Remain same

Increases

Decreases

None of these

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Theory of Machine
Idler pulley is used

For applying tension

All of the listed here

For increasing velocity ratio

For changing the direction of motion of the belt

For applying tension

All of the listed here

For increasing velocity ratio

For changing the direction of motion of the belt

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

Right angles to the link of the stroke

All of the listed here

Inner dead centre

Outer dead centre

Right angles to the link of the stroke

All of the listed here

Inner dead centre

Outer dead centre

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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 tanα

T = W.r tan(φ - α)

T = W.r tan(φ + α)

T = W.r tanφ

T = W.r tanα

T = W.r tan(φ - α)

T = W.r tan(φ + α)

T = W.r tanφ

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Theory of Machine

Theory of Machine In a four bar chain or quadric cycle chain

Theory of Machine The velocity of the rubbing surface __________ with the distance from the axis of the bearing.

Theory of Machine Idler pulley is used

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

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

Theory of Machine
In a four bar chain or quadric cycle chain

Theory of Machine
The velocity of the rubbing surface __________ with the distance from the axis of the bearing.

Theory of Machine
Idler pulley is used

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

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