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
B. Tangential component of acceleration with length of link
I.ω.(ω₁ - ω₂)
I.ω².CS
2.E.CS
All of these
Remain same as before
Become equal to 2R
Become equal to R/2
Become equal to R/4
Shaft tends to vibrate in longitudinal direction
Torsional vibrations occur
Shaft tends to vibrate vigorously in transverse direction
Combination of transverse and longitudinal vibration occurs
0° and 90°
0° and 180°
90° and 180°
180° and 360°
Stable
Unstable
Isochronous
None of these
Watts mechanism
Grasshopper mechanism
Roberts mechanism
Peaucelliers mechanism
Sliding pairs
Turning pairs
Rolling pairs
Higher pairs
Is in phase
Leads by 90°
Leads by 180°
Lags by 90°
ω × AB
ω × (AB)²
ω² × AB
(ω × AB)²
Wear is less
Power absorbed is less
Both wear and power absorbed are low
The pressure developed being high provides tight sealing
Compound gears
Worm and wheel method
Hooke's joint
Crown gear
Between I₁, and I₂ but nearer I₁
Between I₁, and I₂ but nearer to I₂
Exactly in the middle of the shaft
Nearer to I₁ but outside
vBA × AB
vBA /AB
v²BA
v²BA /AB
The control of speed fluctuations
Balancing of forces and couples
Kinematic analysis
Vibration analysis
ω². (r₁ r₂). (1 - cos² θ)
ω². (r₁ + r₂). (1 + cos² θ)
ω². (r₁ + r₂). [(2 - cos² θ)/cos³ θ]
ω². (r₁ - r₂). (1 - sin² θ)
Purely turning
Purely sliding
Purely rotary
Combination of sliding and turning
Radial component only
Tangential component only
Coriolis component only
Radial and tangential components both
0.4985/ √δS
0.5615/ √δS
0.571/ √δS
0.6253/ √δS
Maximum and zero
Zero and maximum
Minimum and maximum
Zero and minimum
1.4 N-s/m
18.52 N-s/m
52.92 N-s/m
529.2 N-s/m
Cylindrical pair
Turning pair
Rolling pair
Sliding pair
(r₁² - r₂²)/(r₁ - r₂)
(r₁² - r₂²)/(r₁ + r₂)
(r₁³ - r₂³)/(r₁² - r₂²)
(r₁³ - r₂³)/(r₁ - r₂)
Inner dead centre
Outer dead centre
Right angles to the link of the stroke
All of the above
The friction force is dependent on the materials of the contact surfaces.
The friction force is directly proportional to the normal force.
The friction force is independent of me area of contact.
All of the above
ω² R cosθ
ω² (R - r₁) cosθ
ω² (R - r₁) sinθ
ω² r₁ sinθ
Sum of base circle radii/cosφ
Difference of base circle radii/ cosφ
Sum of pitch circle radii/ cosφ
Difference of pitch circle radii/ cosφ
During which the follower returns to its initial position
Of rotation of the cam for a definite displacement of the follower
Through which, the cam rotates during the period in which the follower remains in the highest position
Moved by the cam from the instant the follower begins to rise, till it reaches its highest position
Each of the four pairs is a turning pair
One is a turning pair and three are sliding pairs
Two are turning pairs and two are sliding pairs
Three are turning pairs and one is a sliding pair
60 to 80 r.p.m.
80 to 100 r.p.m.
100 to 200 r.p.m.
200 to 300 r.p.m.
Double slider crank chain
Elliptical trammel
Scotch yoke mechanism
All of these