[c²/(1 + 2c)] (m + M) g.h
[2c²/(1 + 2c)] (m + M) g.h
[3c²/(1 + 2c)] (m + M) g.h
[4c²/(1 + 2c)] (m + M) g.h
D. [4c²/(1 + 2c)] (m + M) g.h
n = 3(l - 1) - 2j - h
n = 2(l - 1) -2j - h
n = 3(l - 1) - 3j - h
n = 2(l - 1) - 3j - h
Is a simplified version of instantaneous centre method
Utilises a quadrilateral similar to the diagram of mechanism for reciprocating engine
Enables determination of coriolis component
Is based on the acceleration diagram
Lower pair
Higher pair
Self-closed pair
Force-closed pair
Beam engine
Rotary engine
Oldhams coupling
Elliptical trammel
kG + l₁
kG² + l₁
(kG² + l₁²)/ l₁
(kG + l₁²)/ l₁
Equal to
Less than
Greater than
None of these
Simple gear train
Reverted gear train
Sun and planet gear
Differential gear
45°
90°
135°
180°
Point contact
Surface contact
No contact
None of the above
P = W tan α
P = W tan (α + φ)
P = W (sin α + μ cos α)
P = W (cos α + μ sin α)
Wear is less
Power absorbed is less
Both wear and power absorbed are low
The pressure developed being high provides tight sealing
Belt, rope and chain drives
Gears, cams
Ball and roller bearings
All of the above
Ball bearing
Roller bearing
Needle roller bearing
Thrust bearing
One-third
Two-third
Double
Three times
Input link and coupler
Input link and fixed link
Output link and coupler
Output link and fixed link
Incompletely constrained motion
Partially constrained motion
Completely constrained motion
Successfully constrained motion
Steering
Pitching
Rolling
All of the above
Minimise the effect of primary forces
Minimise the effect of secondary forces
Have perfect balancing
To start the locomotive quickly
Piston and cylinder of a reciprocating steam engine
Shaft with collars at both ends fitted into a circular hole
Lead screw of a lathe with nut
Ball and a socket joint
Simple gear train
Compound gear train
Reverted gear train
Epicyclic gear train
Same
Different
Unpredictable
None of these
± c.m.ω².r
± a (1 - c) m.ω².r
± (a/√2) (1 - c) m.ω².r
± 2a (1 - c) m.ω².r
Two links
Three links
Four or more than four links
All of these
12
14
18
24
[c²/(1 + 2c)] (m + M) g.h
[2c²/(1 + 2c)] (m + M) g.h
[3c²/(1 + 2c)] (m + M) g.h
[4c²/(1 + 2c)] (m + M) g.h
ωR cosθ
ω(R - r₁) cosθ
ω(R - r₁) sinθ
ωr₁ sinθ
μ₁ = μ sinβ
μ₁ = μ cosβ
μ₁ = μ/sinβ
μ₁ = μ/cosβ
(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
Balancing partially revolving masses
Balancing partially reciprocating masses
Best balancing of engines
All of these
Difference of minimum fluctuation of speed and the mean speed
Difference of the maximum and minimum speeds
Sum of maximum and minimum speeds
Variations of speed above and below the mean resisting torque line