A ball and a socket forms a

Theory of Machine
A ball and a socket forms a

Rolling pair

Spherical pair

Screw pair

Turning pair

Rolling pair

Spherical pair

Screw pair

Turning pair

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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

G.I₂

G².I₂

I₂/G

I₂/G²

G.I₂

G².I₂

I₂/G

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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 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

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 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

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
Which of the following has sliding motion?

Crank

Cross-head

Connecting rod

Crank pin

Crank

Cross-head

Connecting rod

Crank pin

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Theory of Machine
In a screw jack, the effort required to lift the load W is given by (where α = Helix angle, and φ = Angle of friction)

P = W tan(φ - α)

P = W cos(α + φ)

P = W tan(α - φ)

P = W tan(α + φ)

P = W tan(φ - α)

P = W cos(α + φ)

P = W tan(α - φ)

P = W tan(α + φ)

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Theory of Machine
For a kinematic chain to be considered as mechanism

One link should be fixed

None of the links should be fixed

There is no such criterion

Two links should be fixed

One link should be fixed

None of the links should be fixed

There is no such criterion

Two links should be fixed

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Theory of Machine

Theory of Machine A ball and a socket forms a

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

Theory of Machine Which of the following has sliding motion?

Theory of Machine In a screw jack, the effort required to lift the load W is given by (where α = Helix angle, and φ = Angle of friction)

Theory of Machine For a kinematic chain to be considered as mechanism

Theory of Machine
A ball and a socket forms a

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

Theory of Machine
Which of the following has sliding motion?

Theory of Machine
In a screw jack, the effort required to lift the load W is given by (where α = Helix angle, and φ = Angle of friction)

Theory of Machine
For a kinematic chain to be considered as mechanism