When the addenda on pinion and wheel is such that the path of approach and path of recess are half of their maximum possible values, then the length of the path of contact is given by (where r = Pitch circle radius of pinion, R = Pitch circle radius of wheel, and φ = Pressure angle)

Theory of Machine
When the addenda on pinion and wheel is such that the path of approach and path of recess are half of their maximum possible values, then the length of the path of contact is given by (where r = Pitch circle radius of pinion, R = Pitch circle radius of wheel, and φ = Pressure angle)

[(r² + R²) cosφ]/2

[(r² + R²) sinφ]/2

[(r + R) cosφ]/2

[(r + R) sinφ]/2

[(r² + R²) cosφ]/2

[(r² + R²) sinφ]/2

[(r + R) cosφ]/2

[(r + R) sinφ]/2

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Theory of Machine
The sense of Coriolis component is such that it

Leads the sliding velocity vector by 90°

Lags the sliding velocity vector by 90°

Leads the sliding velocity vector by 180°

Is along the sliding velocity vector

Leads the sliding velocity vector by 90°

Lags the sliding velocity vector by 90°

Leads the sliding velocity vector by 180°

Is along the sliding velocity vector

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Theory of Machine
The example of lower pair is

All of these

Shaft revolving in a bearing

Straight line motion mechanisms

Automobile steering gear

All of these

Shaft revolving in a bearing

Straight line motion mechanisms

Automobile steering gear

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Theory of Machine
Power of a governor is the

Mean force exerted at the sleeve for maximum equilibrium speed

Mean force exerted at the sleeve for a given percentage change of speed

None of these

Work-done at the sleeve for maximum equilibrium speed

Mean force exerted at the sleeve for maximum equilibrium speed

Mean force exerted at the sleeve for a given percentage change of speed

None of these

Work-done at the sleeve for maximum equilibrium speed

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Theory of Machine
A rigid body possesses ________degrees of freedom

One

Two

Six

Four

One

Two

Six

Four

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Theory of Machine
In a disc clutch, if there are n₁ number of discs on the driving shaft and n₂ number of discs on the driven shaft, then the number of pairs of contact surfaces will be

n₁ + n₂ - 2

n₁ + n₂ + 1

n₁ + n₂ - 1

n₁ + n₂

n₁ + n₂ - 2

n₁ + n₂ + 1

n₁ + n₂ - 1

n₁ + n₂

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Theory of Machine

Theory of Machine The sense of Coriolis component is such that it

Theory of Machine The example of lower pair is

Theory of Machine Power of a governor is the

Theory of Machine A rigid body possesses ________degrees of freedom

Theory of Machine In a disc clutch, if there are n₁ number of discs on the driving shaft and n₂ number of discs on the driven shaft, then the number of pairs of contact surfaces will be

Theory of Machine
The sense of Coriolis component is such that it

Theory of Machine
The example of lower pair is

Theory of Machine
Power of a governor is the

Theory of Machine
A rigid body possesses ________degrees of freedom

Theory of Machine
In a disc clutch, if there are n₁ number of discs on the driving shaft and n₂ number of discs on the driven shaft, then the number of pairs of contact surfaces will be