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

Slightly more than 95 mm

95 mm

45 mm

Slightly less than 95 mm

Slightly more than 95 mm

95 mm

45 mm

Slightly less than 95 mm

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
The relative velocity of B with respect to A in a rigid link AB is

Along AB

Parallel to AB

Perpendicular to AB

At 45° to AB

Along AB

Parallel to AB

Perpendicular to AB

At 45° to AB

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
The mechanism forms a structure, when the number of degrees of freedom (n) is equal to

-1

1

2

-1

1

2

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
If ω/ωn is very low for a body vibrating under steady state vibrations, the phase angle for all values of damping factors, will tend to approach

90°

360°

180°

0°

90°

360°

180°

0°

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
The total number of instantaneous centers for a mechanism consisting of n links are

n - 1

n

n(n - 1)/2

n/2

n - 1

n

n(n - 1)/2

n/2

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
Effort of a governor is the

Work-done at the sleeve for maximum equilibrium speed

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

Mean force exerted at the sleeve for maximum equilibrium speed

None of these

Work-done at the sleeve for maximum equilibrium speed

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

Mean force exerted at the sleeve for maximum equilibrium speed

None of these

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine

Theory of Machine The relative velocity of B with respect to A in a rigid link AB is

Theory of Machine The mechanism forms a structure, when the number of degrees of freedom (n) is equal to

Theory of Machine If ω/ωn is very low for a body vibrating under steady state vibrations, the phase angle for all values of damping factors, will tend to approach

Theory of Machine The total number of instantaneous centers for a mechanism consisting of n links are

Theory of Machine Effort of a governor is the

Theory of Machine
The relative velocity of B with respect to A in a rigid link AB is

Theory of Machine
The mechanism forms a structure, when the number of degrees of freedom (n) is equal to

Theory of Machine
If ω/ωn is very low for a body vibrating under steady state vibrations, the phase angle for all values of damping factors, will tend to approach

Theory of Machine
The total number of instantaneous centers for a mechanism consisting of n links are

Theory of Machine
Effort of a governor is the