The tractive force in a locomotive with two cylinders is given by (where c = Fraction of reciprocating parts per cylinder, m = Mass of reciprocating parts, ω = Angular speed of crank, r = Radius of crank, and θ = Angle of inclination of crank to the line of stroke)

Theory of Machine
The tractive force in a locomotive with two cylinders is given by (where c = Fraction of reciprocating parts per cylinder, m = Mass of reciprocating parts, ω = Angular speed of crank, r = Radius of crank, and θ = Angle of inclination of crank to the line of stroke)

m.ω².r (cosθ - sinθ)

m.ω².r cosθ

m.ω².r sinθ

(1 - c).m.ω².r (cosθ - sinθ)

m.ω².r (cosθ - sinθ)

m.ω².r cosθ

m.ω².r sinθ

(1 - c).m.ω².r (cosθ - sinθ)

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
The absolute acceleration of any point ‘P’ in a link about center of rotation ‘O’ is

Perpendicular to PO

At 45° to PO

Along PO

None of the listed here

Perpendicular to PO

At 45° to PO

Along PO

None of the listed here

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
The main disadvantage of the sliding pair is that it is

Both (A) and (B) above

Wears rapidly

Difficult to manufacture

Bulky

Both (A) and (B) above

Wears rapidly

Difficult to manufacture

Bulky

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
For S.H.M. cam, the acceleration of the follower at the ends of the stroke and aimed stroke respectively, is

Zero and minimum

Maximum and zero

Zero and maximum

Minimum and maximum

Zero and minimum

Maximum and zero

Zero and maximum

Minimum and maximum

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
The swaying couple is maximum or minimum when the angle of inclination of the crank to the line of stroke (θ) is equal to

270° and 360°

180° and 270°

90° and 180°

45° and 225°

270° and 360°

180° and 270°

90° and 180°

45° and 225°

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
For a kinematic chain to be considered as mechanism

None of the links should be fixed

One link should be fixed

Two links should be fixed

There is no such criterion

None of the links should be fixed

One link should be fixed

Two links should be fixed

There is no such criterion

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine

Theory of Machine The tractive force in a locomotive with two cylinders is given by (where c = Fraction of reciprocating parts per cylinder, m = Mass of reciprocating parts, ω = Angular speed of crank, r = Radius of crank, and θ = Angle of inclination of crank to the line of stroke)

Theory of Machine The absolute acceleration of any point ‘P’ in a link about center of rotation ‘O’ is

Theory of Machine The main disadvantage of the sliding pair is that it is

Theory of Machine For S.H.M. cam, the acceleration of the follower at the ends of the stroke and aimed stroke respectively, is

Theory of Machine The swaying couple is maximum or minimum when the angle of inclination of the crank to the line of stroke (θ) is equal to

Theory of Machine For a kinematic chain to be considered as mechanism

Theory of Machine
The tractive force in a locomotive with two cylinders is given by (where c = Fraction of reciprocating parts per cylinder, m = Mass of reciprocating parts, ω = Angular speed of crank, r = Radius of crank, and θ = Angle of inclination of crank to the line of stroke)

Theory of Machine
The absolute acceleration of any point ‘P’ in a link about center of rotation ‘O’ is

Theory of Machine
The main disadvantage of the sliding pair is that it is

Theory of Machine
For S.H.M. cam, the acceleration of the follower at the ends of the stroke and aimed stroke respectively, is

Theory of Machine
The swaying couple is maximum or minimum when the angle of inclination of the crank to the line of stroke (θ) is equal to

Theory of Machine
For a kinematic chain to be considered as mechanism