The displacement of a flat faced follower when it has contact with the flank of a circular arc cam, is given by (where R = Radius of flank, r₁ = Minimum radius of the cam, and θ = Angle turned through by the cam)

Theory of Machine
The displacement of a flat faced follower when it has contact with the flank of a circular arc cam, is given by (where R = Radius of flank, r₁ = Minimum radius of the cam, and θ = Angle turned through by the cam)

(R - r₁) (1 - cosθ)

(R - r₁) (1 - sinθ)

R (1 - cosθ)

R (1 - sinθ)

(R - r₁) (1 - cosθ)

(R - r₁) (1 - sinθ)

R (1 - cosθ)

R (1 - sinθ)

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Theory of Machine
In a screw jack, the effort required to lower the load W is given by

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)

P = W tan(φ - α)

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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

Infinity

Any +ve value

Any -ve value

Zero

Infinity

Any +ve value

Any -ve value

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Theory of Machine
The D-slide valve is also known as

None of these

Piston slide valve

Outside admission valve

Inside admission valve

None of these

Piston slide valve

Outside admission valve

Inside admission valve

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Theory of Machine
In a kinematic chain, a quaternary joint is equivalent to

Three binary joints

Four binary joints

Two binary joints

One binary joint

Three binary joints

Four binary joints

Two binary joints

One binary joint

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Theory of Machine
The frictional torque transmitted in a flat collar bearing, considering uniform wear, is (where r₁ and r₂ = External and internal radii of collar respectively)

(2/3) μ W (r₁ + r₂)

(2/3) μ W [(r₁³ - r₂³)/(r₁² - r₂²)]

(1/2) μ W [(r₁³ - r₂³)/(r₁² - r₂²)]

(1/2) μ W (r₁ + r₂)

(2/3) μ W (r₁ + r₂)

(2/3) μ W [(r₁³ - r₂³)/(r₁² - r₂²)]

(1/2) μ W [(r₁³ - r₂³)/(r₁² - r₂²)]

(1/2) μ W (r₁ + r₂)

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Theory of Machine

Theory of Machine The displacement of a flat faced follower when it has contact with the flank of a circular arc cam, is given by (where R = Radius of flank, r₁ = Minimum radius of the cam, and θ = Angle turned through by the cam)

Theory of Machine In a screw jack, the effort required to lower the load W is given by

Theory of Machine The D-slide valve is also known as

Theory of Machine In a kinematic chain, a quaternary joint is equivalent to

Theory of Machine The frictional torque transmitted in a flat collar bearing, considering uniform wear, is (where r₁ and r₂ = External and internal radii of collar respectively)

Theory of Machine
The displacement of a flat faced follower when it has contact with the flank of a circular arc cam, is given by (where R = Radius of flank, r₁ = Minimum radius of the cam, and θ = Angle turned through by the cam)

Theory of Machine
In a screw jack, the effort required to lower the load W is given by

Theory of Machine
The D-slide valve is also known as

Theory of Machine
In a kinematic chain, a quaternary joint is equivalent to

Theory of Machine
The frictional torque transmitted in a flat collar bearing, considering uniform wear, is (where r₁ and r₂ = External and internal radii of collar respectively)