The partial balancing of reciprocating parts in locomotives produces

Theory of Machine
The partial balancing of reciprocating parts in locomotives produces

Swaying couple

Variation in tractive force along the line of stroke

All of these

Hammer blow

Swaying couple

Variation in tractive force along the line of stroke

All of these

Hammer blow

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Theory of Machine
In a four-bar chain it is required to give an oscillatory motion to the follower for a continuous rotation of the crank. For the lengths of 50 mm of crank and 70 mm of the follower, determine theoretical maximum length of coupler. The minimum length of the coupler will be

45 mm

Slightly less than 45 mm

95 mm

Slightly more than 45 mm

45 mm

Slightly less than 45 mm

95 mm

Slightly more than 45 mm

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Theory of Machine
Balancing of rotating and reciprocating parts of an engine is necessary when it runs at

Slow speed

Any one of these

Highs peed

Moderate speed

Slow speed

Any one of these

Highs peed

Moderate speed

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Theory of Machine
The C.G. of a link in any mechanism would experience

Both angular and linear accelerations

Angular acceleration

Linear acceleration

No acceleration

Both angular and linear accelerations

Angular acceleration

Linear acceleration

No acceleration

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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 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

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 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

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Theory of Machine
Which of the following is an inversion of a double slider crank chain?

Oldham's coupling

Elliptical trammel

All of these

Scotch yoke mechanism

Oldham's coupling

Elliptical trammel

All of these

Scotch yoke mechanism

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Theory of Machine

Theory of Machine The partial balancing of reciprocating parts in locomotives produces

Theory of Machine In a four-bar chain it is required to give an oscillatory motion to the follower for a continuous rotation of the crank. For the lengths of 50 mm of crank and 70 mm of the follower, determine theoretical maximum length of coupler. The minimum length of the coupler will be

Theory of Machine Balancing of rotating and reciprocating parts of an engine is necessary when it runs at

Theory of Machine The C.G. of a link in any mechanism would experience

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

Theory of Machine Which of the following is an inversion of a double slider crank chain?

Theory of Machine
The partial balancing of reciprocating parts in locomotives produces

Theory of Machine
In a four-bar chain it is required to give an oscillatory motion to the follower for a continuous rotation of the crank. For the lengths of 50 mm of crank and 70 mm of the follower, determine theoretical maximum length of coupler. The minimum length of the coupler will be

Theory of Machine
Balancing of rotating and reciprocating parts of an engine is necessary when it runs at

Theory of Machine
The C.G. of a link in any mechanism would experience

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

Theory of Machine
Which of the following is an inversion of a double slider crank chain?