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

Reduce length of effective stroke of piston

Cause withdrawing or throttling of steam

Reduce maximum opening of port to steam

All of these

Reduce length of effective stroke of piston

Cause withdrawing or throttling of steam

Reduce maximum opening of port to steam

All of these

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Theory of Machine
In which of the following type of gear train the first gear and the last gear are co-axial.

Simple gear train

None of the listed here

Reverted gear train

Compound gear train

Simple gear train

None of the listed here

Reverted gear train

Compound gear train

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Theory of Machine
The cam follower generally used in aircraft engines is

Flat faced follower

Roller follower

Knife edge follower

Spherical faced follower

Flat faced follower

Roller follower

Knife edge follower

Spherical faced follower

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Theory of Machine
In an ideal machine, the output as compared to input is

May be less or more depending on efficiency

Less

More

Equal

May be less or more depending on efficiency

Less

More

Equal

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Theory of Machine
Two systems shall be dynamically equivalent when

M.I. of two about an axis through e.g. is equal

G. of two coincides

All of these

The mass of two are same

M.I. of two about an axis through e.g. is equal

G. of two coincides

All of these

The mass of two are same

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Theory of Machine
Which of the following statement is correct for involute gears?

A convex flank is always in contact with concave flank.

The variation in centre distance of shafts increases radial force.

The interference is inherently absent.

The pressure angle is constant throughout the teeth engagement.

A convex flank is always in contact with concave flank.

The variation in centre distance of shafts increases radial force.

The interference is inherently absent.

The pressure angle is constant throughout the teeth engagement.

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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 In which of the following type of gear train the first gear and the last gear are co-axial.

Theory of Machine The cam follower generally used in aircraft engines is

Theory of Machine In an ideal machine, the output as compared to input is

Theory of Machine Two systems shall be dynamically equivalent when

Theory of Machine Which of the following statement is correct for involute gears?

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
In which of the following type of gear train the first gear and the last gear are co-axial.

Theory of Machine
The cam follower generally used in aircraft engines is

Theory of Machine
In an ideal machine, the output as compared to input is

Theory of Machine
Two systems shall be dynamically equivalent when

Theory of Machine
Which of the following statement is correct for involute gears?