Equal to
Less than
Greater than
None of these
A. Equal to
Over damped
Under damped
Critically damped
Without vibrations
Halved
Doubled
Quadrupled
None of these
Scott-Russell's mechanism
Hart's mechanism
Peaucellier's mechanism
All of these
Is same as that of velocity
Is opposite to that of velocity
Could be either same or opposite to velocity
Is perpendicular to that of velocity
c (m - M) g
c (m + M) g
c/(m + M) g
c/(m - M) g
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
Over-damped
Under damped
Critically damped
Without vibrations
The reaction on me inner wheels increases and on the outer wheels decreases
The reaction on the outer wheels increases and on the inner wheels decreases
The reaction on the front wheels increases and on the rear wheels decreases
The reaction on the rear wheels increases and on the front wheels decreases
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
Equal to
Less than
Greater than
None of these
Remains constant
Decreases
Increases
None of these
Turning pairs
Sliding pairs
Spherical pairs
Self-closed pairs
0.2
0.4
0.6
0.8
Equal to 1
Equal to 2
Less than 2
Greater than 2
P = W tan(α - φ)
P = W tan(α + φ)
P = W tan(φ - α)
P = W cos(α + φ)
Purely turning
Purely sliding
Purely rotary
Combination of sliding and turning
Spur gear
Spiral gear
Bevel gear
Worm gear
P = 2L - 4
P = 2L + 4
P = 2L + 2
P = 2L - 2
cosθ = sinα
sinθ = ± tanα
tanθ = ± cosα
cotθ = cosα
(1/2). μ W (r₁ + r₂)
(2/3). μ W (r₁ + r₂)
(1/2). μ W [(r₁³ - r₂³)/(r₁² - r₂²)]
(2/3). μ W [(r₁³ - r₂³)/(r₁² - r₂²)]
Natural frequency of vibration
Position of balancing weights
Moment of inertia
Centripetal acceleration
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
(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
90° and 180°
45° and 225°
180° and 270°
270° and 360°
Mean force exerted at the sleeve for a given percentage change of speed
Workdone at the sleeve for maximum equilibrium speed
Mean force exerted at the sleeve for maximum equilibrium speed
None of the above
W sinθ
W cosθ
W tanθ
W cosecθ
Pitch circle dia. × cosφ
Addendum circle dia. × cosφ
Clearance circle dia. × cosφ
Pitch circle dia. × sinφ
fn/2
2 fn
4 fn
8 fn
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
A single plane
Two planes
Three planes
Four planes