Less
More
Same
None of these
B. More
Oldham's coupling
Elliptical trammel
Scotch yoke mechanism
All of these
Less
More
Same
None of these
Centripetal component of acceleration with length of link
Tangential component of acceleration with length of link
Resultant acceleration with length of link
All of the above
vBA × AB
vBA /AB
v²BA
v²BA /AB
(1/2) μ W R cosec α
(2/3) μ W R cosec α
(3/4) μ W R cosec α
μ W R cosec α
1.4 N-s/m
18.52 N-s/m
52.92 N-s/m
529.2 N-s/m
Longitudinal vibrations
Transverse vibrations
Torsional vibrations
None of these
Point contact
Surface contact
No contact
None of the above
Because of difficulty in manufacturing cam profile
Because of loose contact of follower with cam surface
In order to have acceleration in beginning and retardation at the end of stroke within the finite limits
Because the uniform velocity motion is a partial parabolic motion
Universal joint
Knuckle joint
Oldham's coupling
Flexible coupling
The algebraic sum of the secondary forces must be equal to zero
The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero
Both (A) and (B)
None of these
Remain same as before
Become equal to 2R
Become equal to R/2
Become equal to R/4
l = (1/2).(j + 2)
l = (2/3).(j + 2)
l = (3/4).(j + 3)
l = j + 4
2
3
4
5
Point or line contact between the two elements when in motion
Surface contact between the two elements when in motion
Elements of pairs not held together mechanically
Two elements that permit relative motion
Straight line
Parabolic curve
Triangle
Rectangle
Arc of approach - Arc of recess
Arc of approach + Arc of recess
Arc of approach / Arc of recess
Arc of approach × Arc of recess
Upward
Downward
Forward
Backward
Addendum circle
Dedendum circle
Pitch circle
Clearance circle
Mass and stiffness
Mass and damping coefficient
Mass and natural frequency
Damping coefficient and natural frequency
Theory of machines
Applied mechanics
Mechanisms
Kinetics
45° to each other
90° to each other
120° to each other
180° to each other
sinβ
cosβ
cosecβ
secβ
Difference between the maximum and minimum energies
Sum of the maximum and minimum energies
Variations of energy above and below the mean resisting torque line
Ratio of the mean resisting torque to the workdone per cycle
(Length of the path of approach)/(Circular pitch)
(Length of path of recess)/(Circular pitch)
(Length of the arc of contact)/(Circular pitch)
(Length of the arc of approach)/cosφ
T = W.r tan(φ - α)
T = W.r tan(φ + α)
T = W.r tanα
T = W.r tanφ
Whole of the mechanism in the Ackerman steering gear is on the back of the front wheels
The Ackerman steering gear consists of turning pairs
The Ackerman steering gear is most economical
Both (A) and (B)
Pendulum type governor
Dead weight governor
Spring loaded governor
Inertia governor
Crank has a uniform angular velocity
Crank has non-uniform velocity
Crank has uniform angular acceleration
Crank has uniform angular velocity and angular acceleration
l - 2
l - 1
l
l + 1