A thin circular disc is rolling with a uniform linear speed, along a straight path on a plane surface. Which of the following statement is correct in this regard?

Theory of Machine
A thin circular disc is rolling with a uniform linear speed, along a straight path on a plane surface. Which of the following statement is correct in this regard?

All points of the disc have the same velocity

The centre of the disc has centrifugal acceleration

The centre of the disc has zero acceleration

The point on the disc making contact with the plane surface has zero acceleration

All points of the disc have the same velocity

The centre of the disc has centrifugal acceleration

The centre of the disc has zero acceleration

The point on the disc making contact with the plane surface has zero acceleration

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Theory of Machine
A mechanism consisting of four links is called a __________ mechanism.

Simple

Binary

None of these

Compound

Simple

Binary

None of these

Compound

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Theory of Machine
In Meyer's expansion valve, the expansion valve is driven by an eccentric having an angle of advance from

60°-70°

80°- 90°

70°- 80°

50°- 60°

60°-70°

80°- 90°

70°- 80°

50°- 60°

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Theory of Machine
The acceleration of a flat-faced follower when it has contact with the flank of a circular arc cam, is given by

ω² (R - r₁) sinθ

ω² R cosθ

ω² r₁ sinθ

ω² (R - r₁) cosθ

ω² (R - r₁) sinθ

ω² R cosθ

ω² r₁ sinθ

ω² (R - r₁) cosθ

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Theory of Machine
Which type of gear train is used in clock mechanism to join hour hand and minute hand?

Compound gear train

Epicyclic gear train

Reverted gear train

Simple gear train

Compound gear train

Epicyclic gear train

Reverted gear train

Simple gear train

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Theory of Machine
A body is said to be under forced vibrations, when

None of these

There is a reduction in amplitude after every cycle of vibration

A body vibrates under the influence of external force

No external force acts on a body, after giving it an initial displacement

None of these

There is a reduction in amplitude after every cycle of vibration

A body vibrates under the influence of external force

No external force acts on a body, after giving it an initial displacement

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Theory of Machine

Theory of Machine A thin circular disc is rolling with a uniform linear speed, along a straight path on a plane surface. Which of the following statement is correct in this regard?

Theory of Machine A mechanism consisting of four links is called a __________ mechanism.

Theory of Machine In Meyer's expansion valve, the expansion valve is driven by an eccentric having an angle of advance from

Theory of Machine The acceleration of a flat-faced follower when it has contact with the flank of a circular arc cam, is given by

Theory of Machine Which type of gear train is used in clock mechanism to join hour hand and minute hand?

Theory of Machine A body is said to be under forced vibrations, when

Theory of Machine
A thin circular disc is rolling with a uniform linear speed, along a straight path on a plane surface. Which of the following statement is correct in this regard?

Theory of Machine
A mechanism consisting of four links is called a __________ mechanism.

Theory of Machine
In Meyer's expansion valve, the expansion valve is driven by an eccentric having an angle of advance from

Theory of Machine
The acceleration of a flat-faced follower when it has contact with the flank of a circular arc cam, is given by

Theory of Machine
Which type of gear train is used in clock mechanism to join hour hand and minute hand?

Theory of Machine
A body is said to be under forced vibrations, when