The system is critically damped
There is no critical speed in the system
The system is also statically balanced
There will absolutely no wear of bearings
C. The system is also statically balanced
Increasing the spring stiffness
Decreasing the spring stiffness
Increasing the ball mass
Decreasing the ball mass
Transmit motion
Guide other links
Act as a support
All of the above
Straight line
Parabolic curve
Triangle
Rectangle
Bolt and nut
Lead screw of a lathe
Ball and socket joint
Ball bearing and roller bearing
Transverse vibrations
Torsional vibrations
Longitudinal vibrations
All of these
Two links
Three links
Four or more than four links
All of these
The centre of the disc
The point of contact
An infinite distance on the plane surface
The point on the circumference situated vertically opposite to the contact point
Sliding pair
Rolling pair
Lower pair
Higher pair
n = 3(l - 1) - 2j - h
n = 2(l - 1) -2j - h
n = 3(l - 1) - 3j - h
n = 2(l - 1) - 3j - h
Deep groove ball bearing
Double row self aligning ball bearing
Double row spherical roller bearing
Cylindrical roller bearing
Parallel
Perpendicular
Both A and B
None of these
Wear is less
Power absorbed is less
Both wear and power absorbed are low
The pressure developed being high provides tight sealing
Scott-Russell's mechanism
Hart's mechanism
Peaucellier's mechanism
All of these
Minimum
Zero
Maximum
None of these
Pitch circle dia. × cosφ
Addendum circle dia. × cosφ
Clearance circle dia. × cosφ
Pitch circle dia. × sinφ
Fluctuation of speed
Maximum fluctuation of speed
Coefficient of fluctuation of speed
None of these
Decrease the variation of speed
Maximize the fuel economy
Limit the vehicle speed
Maintain constant engine speed
60 to 80 r.p.m.
80 to 100 r.p.m.
100 to 200 r.p.m.
200 to 300 r.p.m.
One
Two
Four
Six
Equal to 1
Equal to 2
Less than 2
Greater than 2
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
vBA × AB
vBA /AB
v²BA
v²BA /AB
10° to 20°
20° to 30°
30° to 40°
60° to 80°
12
14
18
24
Increases
Decreases
Remain unaffected
First increases and then decreases
n/2
n
n - 1
n(n - 1)/2
Parallel to the link joining the points
Perpendicular to the link joining the points
At 45° to the link joining the points
None of the above
μ₁ = μ sinβ
μ₁ = μ cosβ
μ₁ = μ/sinβ
μ₁ = μ/cosβ
2 links
3 links
4 links
5 links
Same
Opposite
Perpendicular
None of these