The method of direct and reverse cranks is used in engines for

Theory of Machine
The method of direct and reverse cranks is used in engines for

The control of speed fluctuations

Balancing of forces and couples

Kinematic analysis

Vibration analysis

The control of speed fluctuations

Balancing of forces and couples

Kinematic analysis

Vibration analysis

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Theory of Machine
The magnitude of velocities of the points on a rigid link is

Directly proportional to the distance from the points to the instantaneous center and is parallel to the line joining the point to the instantaneous center

Directly proportional to the distance from the points to the instantaneous center and is perpendicular to the line joining the point to the instantaneous center

Inversely proportional to the distance from the points to the instantaneous center and is parallel to the line joining the point to the instantaneous center

Inversely proportional to the distance from the points to the instantaneous center and is perpendicular to the line joining the point to the instantaneous center

Directly proportional to the distance from the points to the instantaneous center and is parallel to the line joining the point to the instantaneous center

Directly proportional to the distance from the points to the instantaneous center and is perpendicular to the line joining the point to the instantaneous center

Inversely proportional to the distance from the points to the instantaneous center and is parallel to the line joining the point to the instantaneous center

Inversely proportional to the distance from the points to the instantaneous center and is perpendicular to the line joining the point to the instantaneous center

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Theory of Machine
The frequency of damped vibrations with viscous damping is ________ the frequency of undamped vibrations.

Less than

Same as

None of these

More than

Less than

Same as

None of these

More than

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Theory of Machine
If the damping factor for a vibrating system is unity, then the system will be

Critically damped

Under damped

Without vibrations

Over damped

Critically damped

Under damped

Without vibrations

Over damped

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Theory of Machine
A torsional system with discs of moment of inertia I₁ and I₂ as shown in the below figure, is gear driven such that the ratio of speed of shaft B to shaft A is 'G'. Neglecting the inertia of gears, the equivalent inertia of disc on shaft B at the speed of shaft A is equal to

I₂/G²

I₂/G

G².I₂

G.I₂

I₂/G²

I₂/G

G².I₂

G.I₂

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Theory of Machine
In a radial cam, the follower moves

In any direction irrespective of the cam axis

Along the cam axis

In a direction parallel to the cam axis

In a direction perpendicular to the cam axis

In any direction irrespective of the cam axis

Along the cam axis

In a direction parallel to the cam axis

In a direction perpendicular to the cam axis

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Theory of Machine

Theory of Machine The method of direct and reverse cranks is used in engines for

Theory of Machine The magnitude of velocities of the points on a rigid link is

Theory of Machine The frequency of damped vibrations with viscous damping is ________ the frequency of undamped vibrations.

Theory of Machine If the damping factor for a vibrating system is unity, then the system will be

Theory of Machine A torsional system with discs of moment of inertia I₁ and I₂ as shown in the below figure, is gear driven such that the ratio of speed of shaft B to shaft A is 'G'. Neglecting the inertia of gears, the equivalent inertia of disc on shaft B at the speed of shaft A is equal to

Theory of Machine In a radial cam, the follower moves

Theory of Machine
The method of direct and reverse cranks is used in engines for

Theory of Machine
The magnitude of velocities of the points on a rigid link is

Theory of Machine
The frequency of damped vibrations with viscous damping is ________ the frequency of undamped vibrations.

Theory of Machine
If the damping factor for a vibrating system is unity, then the system will be

Theory of Machine
A torsional system with discs of moment of inertia I₁ and I₂ as shown in the below figure, is gear driven such that the ratio of speed of shaft B to shaft A is 'G'. Neglecting the inertia of gears, the equivalent inertia of disc on shaft B at the speed of shaft A is equal to

Theory of Machine
In a radial cam, the follower moves