Is in phase
Leads by 90°
Leads by 180°
Lags by 90°
D. Lags by 90°
(S₁ + S₂)/h
(S₁ - S₂)/h
(S₁ + S₂)/2h
(S₁ - S₂)/2h
Simple gear train
Compound gear train
Reverted gear train
None of the above
Positive throughout
Negative throughout
Positive during major portion of the stroke
Negative during major portion of the stroke
m/(m + M)
M/(m + M)
(m + M)/m
(m + M)/M
0
2
4
6
Fluctuation of speed
Maximum fluctuation of speed
Coefficient of fluctuation of speed
None of these
Displacement of various parts
Velocity of various parts
Acceleration of various parts
Angular acceleration of various parts
n = 3(l - 1) - 2j - h
n = 2(l - 1) -2j - h
n = 3(l - 1) - 3j - h
n = 2(l - 1) - 3j - h
(r₁² - r₂²)/(r₁ - r₂)
(r₁² - r₂²)/(r₁ + r₂)
(r₁³ - r₂³)/(r₁² - r₂²)
(r₁³ - r₂³)/(r₁ - r₂)
Arc of approach - Arc of recess
Arc of approach + Arc of recess
Arc of approach / Arc of recess
Arc of approach × Arc of recess
Structure
Mechanism
Inversion
Machine
Universal joint
Knuckle joint
Oldham's coupling
Flexible coupling
Pitch circle
Base circle
Prime circle
Outer circle
Inertia
Momentum
Moment of momentum
Torque
2π. √[gh/(kG² + h²)]
2π. √[(kG² + h²)/gh]
(1/2π). √[gh/(kG² + h²)]
(1/2π). √[(kG² + h²)/gh]
Wear is less
Power absorbed is less
Both wear and power absorbed are low
The pressure developed being high provides tight sealing
Zero
One
π/2
π
μwr
¾μWR
(2/3) μWR
½μWR
Line or point contact
Surface contact
Body contact
None of these
Bears a constant ratio to the normal reaction between the two surfaces
Is independent of the area of contact, between the two surfaces
Always acts in a direction, opposite to that in which the body tends to move
All of the above
(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)]
The interference is inherently absent.
The variation in centre distance of shafts increases radial force.
A convex flank is always in contact with concave flank.
The pressure angle is constant throughout the teeth engagement.
kG + l₁
kG² + l₁
(kG² + l₁²)/ l₁
(kG + l₁²)/ l₁
Higher pair
Lower pair
Rolling pair
Sliding pair
D/T
T/D
2D/T
2T/D
Sliding
Turning
Rolling
Screw
Movement of a complete ship up and down in vertical plane about transverse axis
Turning of a complete ship in a curve towards right or left, while it moves forward
Rolling of a complete ship sideways
None of the above
A round bar in a round hole form a turning pair
A square bar in a square hole form a sliding pair
A vertical shaft in a foot step bearing forms a successful constraint
All of the above
D₁/D₂
D₂/D₁
D₁.D₂
D₁
Static friction
Dynamic friction
Limiting friction
Coefficient of friction