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 distance between fixed pivots of crank and followers is

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 distance between fixed pivots of crank and followers is

45 mm

Slightly more than 95 mm

Slightly less than 95 mm

95 mm

45 mm

Slightly more than 95 mm

Slightly less than 95 mm

95 mm

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Theory of Machine
In a mechanism, the fixed instantaneous centers are those centers which

Vary with the configuration of the mechanism

Moves as the mechanism moves, but joints are of permanent nature

Remain in the same place for all configurations of the mechanism

None of the listed here

Vary with the configuration of the mechanism

Moves as the mechanism moves, but joints are of permanent nature

Remain in the same place for all configurations of the mechanism

None of the listed here

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Theory of Machine
A system of masses rotating in different parallel planes is in dynamic balance if the

Resultant couple is equal to zero

Resultant force is numerically equal to the resultant couple, but neither of them need necessarily be zero

Resultant force and resultant couple are both equal to zero

Resultant force is equal to zero

Resultant couple is equal to zero

Resultant force is numerically equal to the resultant couple, but neither of them need necessarily be zero

Resultant force and resultant couple are both equal to zero

Resultant force is equal to zero

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Theory of Machine
With usual notations for different parameters involved, the maximum fluctuations of energy for a flywheel is given by

2E²CS

2ECS²

2ECS

EC S/2

2E²CS

2ECS²

2ECS

EC S/2

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Theory of Machine
When the crank is at the outer dead centre, in a reciprocating steam engine, then the acceleration of the piston will be

ω² r {n/(n + 1)}

ω² r {(n + 1)/n}

ω² r {n/(n - 1)}

ω² r {(n - 1)/n}

ω² r {n/(n + 1)}

ω² r {(n + 1)/n}

ω² r {n/(n - 1)}

ω² r {(n - 1)/n}

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

Hammer blow

Swaying couple

All of these

Variation in tractive force along the line of stroke

Hammer blow

Swaying couple

All of these

Variation in tractive force along the line of stroke

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Theory of Machine

Theory of Machine In a mechanism, the fixed instantaneous centers are those centers which

Theory of Machine A system of masses rotating in different parallel planes is in dynamic balance if the

Theory of Machine With usual notations for different parameters involved, the maximum fluctuations of energy for a flywheel is given by

Theory of Machine When the crank is at the outer dead centre, in a reciprocating steam engine, then the acceleration of the piston will be

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

Theory of Machine
In a mechanism, the fixed instantaneous centers are those centers which

Theory of Machine
A system of masses rotating in different parallel planes is in dynamic balance if the

Theory of Machine
With usual notations for different parameters involved, the maximum fluctuations of energy for a flywheel is given by

Theory of Machine
When the crank is at the outer dead centre, in a reciprocating steam engine, then the acceleration of the piston will be

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