Increases
Decreases
Remain same
None of these
A. Increases
Spur gearing
Helical gearing
Bevel gearing
Spiral gearing
D₁/D₂
D₂/D₁
D₁.D₂
D₁
Open belt drive is recommended
Crossed belt drive is recommended
Both open belt drive and crossed belt drive is recommended
The drive is recommended depending upon the torque transmitted
10°-15°
15°-25°
25°-30°
30°-40°
30° V-engine
60° V-engine
120° V-engine
150° V-engine
Dedendum
Addendum
Clearance
Working depth
None of the links is fixed
One of the links is fixed
Two of the links are fixed
None of these
Return to equilibrium position without oscillation
Oscillate with increasing time period
Oscillate with decreasing amplitude
Oscillate with constant amplitude
D/T
T/D
2D/T
2T/D
Four
Five
Six
Seven
The addendum is less than the dedendum
The pitch circle diameter is the product of module and number of teeth
The contact ratio means the number of pairs of teeth in contact
All of the above
Increases as the radius of rotation decreases
Increases as the radius of rotation increases
Decreases as the radius of rotation increases
Remain constant for all radii of rotation
Turning pair
Screw pair
Belt and pulley
None of the above
Mean speed to the maximum equilibrium speed
Mean speed to the minimum equilibrium speed
Difference of the maximum and minimum equilibrium speeds to the mean speed
Sum of the maximum and minimum equilibrium speeds to the mean speed
n = (l -1) - j
n = 2(l - 1) - 2j
n = 3(l - 1) - 2j
n = 4(l - 1) - 3j
T₁/T₂ = μ. θ. n
T₁/T₂ = [(1 - μ tanθ)/(1 + μ tanθ)]n
T₁/T₂ = (μ θ)n
T₁/T₂ = [(1 + μ tanθ)/(1 - μ tanθ)]n
Eight links
Six links
Four links
Twelve links
Journal bearing
Ball and Socket joint
Leave screw and nut
None of the above
Acceleration and velocity of the piston P is zero
Acceleration and velocity of the piston P is maximum
Acceleration of the piston P is zero and its velocity is maximum
Acceleration of the piston P is maximum and its velocity is zero
Completely constrained motion
Incompletely constrained motion
Successfully constrained motion
None of these
Because of difficulty in manufacturing cam profile
Because of loose contact of follower with cam surface
In order to have acceleration in beginning and retardation at the end of stroke within the finite limits
Because the uniform velocity motion is a partial parabolic motion
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 highest position
Moved by the cam from the instant the follower begins to rise, till it reaches its highest position
Two elements held together mechanically
Two elements having relative motion
Two elements having Coriolis component
Minimum of two instantaneous centres
Hartung governor
Wilson Hartnell governor
Pickering governor
Inertia governor
Is directly proportional to
Is inversely proportional to
Is equal to cos φ multiplied by
Does not depend upon
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
I.ω.(ω₁ - ω₂)
I.ω².CS
2.E.CS
All of these
ωr [sin θ + (sin 2θ/n)]
ωr [cos θ + (cos 2θ/n)]
ω²r [sin θ + (sin 2θ/n)]
ω²r [cos θ + (cos 2θ/n)]
Tension on tight side of belt
Tension on slack side of belt
Radius of pulley
All of the above
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