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
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

Slightly more than 45 mm

95 mm

45 mm

Slightly less than 45 mm

Slightly more than 45 mm

95 mm

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Theory of Machine
In vibration isolation system, if ω/ωn > 1, then the phase difference between the transmitted force and the disturbing force is

270°

180°

0°

90°

270°

180°

0°

90°

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Theory of Machine
Creep in belt drive is due to

Uneven extensions and contractions due to varying tension

Larger size of the driver pulley

Material of the belt

Material of the pulley

Uneven extensions and contractions due to varying tension

Larger size of the driver pulley

Material of the belt

Material of the pulley

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Theory of Machine
The power from the engine to the rear axle of an automobile is transmitted by means of

Worm and worm wheel

Spur gears

Hooke's joint

Bevel gears

Worm and worm wheel

Spur gears

Hooke's joint

Bevel gears

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Theory of Machine
The frictional torque transmitted in a flat pivot bearing, considering uniform wear, is (where μ = Coefficient of friction, W = Load over the bearing, and R = Radius of bearing surface)

(3/4) μ W R

(1/2) μ W R

μ W R

(2/3) μ W R

(3/4) μ W R

(1/2) μ W R

μ W R

(2/3) μ W R

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Theory of Machine
A slider crank chain consists of following numbers of turning and sliding pairs

1, 3

4, 0

2, 2

3, 1

1, 3

4, 0

2, 2

3, 1

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Theory of Machine

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 In vibration isolation system, if ω/ωn > 1, then the phase difference between the transmitted force and the disturbing force is

Theory of Machine Creep in belt drive is due to

Theory of Machine The power from the engine to the rear axle of an automobile is transmitted by means of

Theory of Machine The frictional torque transmitted in a flat pivot bearing, considering uniform wear, is (where μ = Coefficient of friction, W = Load over the bearing, and R = Radius of bearing surface)

Theory of Machine A slider crank chain consists of following numbers of turning and sliding pairs

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
In vibration isolation system, if ω/ωn > 1, then the phase difference between the transmitted force and the disturbing force is

Theory of Machine
Creep in belt drive is due to

Theory of Machine
The power from the engine to the rear axle of an automobile is transmitted by means of

Theory of Machine
The frictional torque transmitted in a flat pivot bearing, considering uniform wear, is (where μ = Coefficient of friction, W = Load over the bearing, and R = Radius of bearing surface)

Theory of Machine
A slider crank chain consists of following numbers of turning and sliding pairs