Will remain same

Will change

Could change or remain unaltered depending on which link is fixed

Will not occur

A. Will remain same

Worm and worm wheel

Spur gears

Bevel gears

Hooke's joint

Hammer blow

Swaying couple

Variation in tractive force along the line of stroke

All of the above

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

Moved by the cam from beginning of ascent to the termination of descent

Cylindrical pair

Turning pair

Rolling pair

Sliding pair

Zero

Minimum

Maximum

None of these

Be zero

Act in upward direction

Act in downward direction

None of the above

Lower pair

Higher pair

Self-closed pair

Force-closed pair

D/T

T/D

2D/T

2T/D

Coupler link is fixed

Longest link is a fixed link

Slider is a fixed link

Smallest link is a fixed link

Mass

Stiffness

Mass and stiffness

Stiffness and eccentricity

(r₁ - r₂) (1 - cosθ)

(r₁ + r₂) (1 + cosθ)

(r₁ - r₂) [(1 - cosθ)/cos θ]

(r₁ + r₂) [(1 - cosθ)/cos θ]

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

Circular

Tangent

Reciprocating

None of the above

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

r sinφ

r cosφ

r tanφ

(r/2) cosφ

Tractive force

Swaying couple

Hammer blow

None of these

Sum

Difference

Product

Ratio

Equal to

Less than

Greater than

None of these

sinφ + sinα = b/c

cosφ - sinα = c/b

cotφ - cotα = c/b

tanφ + cotα = b/c

Crank

Connecting rod

Crank pin

Crosshead

Perpendicular to sliding surfaces

Along sliding surfaces

Somewhere in between above two

None of the above

Number of cycles per hour

Number of cycles per minute

Number of cycles per second

None of these

1. Oscillating cylinder engine mechanism

2. Toggle mechanism

3. Radial cylinder engine mechanism

4. Quick return mechanism Which of the above are inversions of slider crank mechanism?

1, 2 and 4

2, 3 and 4

1, 2 and 3

1, 3 and 4

Screw pair

Spherical pair

Turning pair

Sliding pair

[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

Beam engine

Rotary engine

Oldhams coupling

Elliptical trammel

L + 1

L - 1

L

L + 2

Two links

Three links

Four or more than four links

All of these

Depends upon

Is independent of

Either A or B

None of these

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