In a steam engine, one method of obtaining the earlier cut-off with a simple slide valve is by increasing the angle of advance of the eccentric while the throw of the eccentric, steam lap and exhaust lap are kept constant. This method will

Theory of Machine
In a steam engine, one method of obtaining the earlier cut-off with a simple slide valve is by increasing the angle of advance of the eccentric while the throw of the eccentric, steam lap and exhaust lap are kept constant. This method will

Cause withdrawing or throttling of steam

Reduce length of effective stroke of piston

All of these

Reduce maximum opening of port to steam

Cause withdrawing or throttling of steam

Reduce length of effective stroke of piston

All of these

Reduce maximum opening of port to steam

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Theory of Machine
The inversion of a mechanism is

Turning its upside down

Obtained by reversing the input and output motion

Obtained by fixing different links in a kinematic chain

Changing of a higher pair to a lower pair

Turning its upside down

Obtained by reversing the input and output motion

Obtained by fixing different links in a kinematic chain

Changing of a higher pair to a lower pair

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Theory of Machine
The radius of a friction circle for a shaft rotating inside a bearing is (where r = Radius of shaft, and tan φ = Coefficient of friction between the shaft and bearing)

(r/2) cosφ

r sinφ

r tanφ

r cosφ

(r/2) cosφ

r sinφ

r tanφ

r cosφ

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Theory of Machine
The arrangement is called bevel gearing, when two __________ are connected by gears.

Parallel and coplanar shafts

Intersecting and coplanar shafts

Parallel and non-coplanar shafts

Non-intersecting and non-coplanar shafts

Parallel and coplanar shafts

Intersecting and coplanar shafts

Parallel and non-coplanar shafts

Non-intersecting and non-coplanar shafts

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Theory of Machine
The balancing weights are introduced in planes parallel to the plane of rotation of the disturbing mass. To obtain complete dynamic balance, the minimum number of balancing weights to be introduced in different planes is

4

3

1

2

4

3

1

2

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Theory of Machine
Effort of a governor is the

None of these

Mean force exerted at the sleeve for maximum equilibrium speed

Mean force exerted at the sleeve for a given percentage change of speed

Work-done at the sleeve for maximum equilibrium speed

None of these

Mean force exerted at the sleeve for maximum equilibrium speed

Mean force exerted at the sleeve for a given percentage change of speed

Work-done at the sleeve for maximum equilibrium speed

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Theory of Machine

Theory of Machine In a steam engine, one method of obtaining the earlier cut-off with a simple slide valve is by increasing the angle of advance of the eccentric while the throw of the eccentric, steam lap and exhaust lap are kept constant. This method will

Theory of Machine The inversion of a mechanism is

Theory of Machine The radius of a friction circle for a shaft rotating inside a bearing is (where r = Radius of shaft, and tan φ = Coefficient of friction between the shaft and bearing)

Theory of Machine The arrangement is called bevel gearing, when two __________ are connected by gears.

Theory of Machine The balancing weights are introduced in planes parallel to the plane of rotation of the disturbing mass. To obtain complete dynamic balance, the minimum number of balancing weights to be introduced in different planes is

Theory of Machine Effort of a governor is the

Theory of Machine
In a steam engine, one method of obtaining the earlier cut-off with a simple slide valve is by increasing the angle of advance of the eccentric while the throw of the eccentric, steam lap and exhaust lap are kept constant. This method will

Theory of Machine
The inversion of a mechanism is

Theory of Machine
The radius of a friction circle for a shaft rotating inside a bearing is (where r = Radius of shaft, and tan φ = Coefficient of friction between the shaft and bearing)

Theory of Machine
The arrangement is called bevel gearing, when two __________ are connected by gears.

Theory of Machine
The balancing weights are introduced in planes parallel to the plane of rotation of the disturbing mass. To obtain complete dynamic balance, the minimum number of balancing weights to be introduced in different planes is

Theory of Machine
Effort of a governor is the