A torsional system with discs of moment of inertia I₁ and I₂ as shown in the below figure, is gear driven such that the ratio of speed of shaft B to shaft A is 'G'. Neglecting the inertia of gears, the equivalent inertia of disc on shaft B at the speed of shaft A is equal to

Theory of Machine
A torsional system with discs of moment of inertia I₁ and I₂ as shown in the below figure, is gear driven such that the ratio of speed of shaft B to shaft A is 'G'. Neglecting the inertia of gears, the equivalent inertia of disc on shaft B at the speed of shaft A is equal to

G².I₂

I₂/G

I₂/G²

G.I₂

G².I₂

I₂/G

I₂/G²

G.I₂

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Theory of Machine
Critical damping is a function of

Mass and stiffness

Damping coefficient and natural frequency

Mass and damping coefficient

Mass and natural frequency

Mass and stiffness

Damping coefficient and natural frequency

Mass and damping coefficient

Mass and natural frequency

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Theory of Machine
The power of a Porter governor is equal to

[2c²/(1 + 2c)] (m + M) g.h

[3c²/(1 + 2c)] (m + M) g.h

[c²/(1 + 2c)] (m + M) g.h

[4c²/(1 + 2c)] (m + M) g.h

[2c²/(1 + 2c)] (m + M) g.h

[3c²/(1 + 2c)] (m + M) g.h

[c²/(1 + 2c)] (m + M) g.h

[4c²/(1 + 2c)] (m + M) g.h

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Theory of Machine
Which of the following is an example of sliding pair?

Ball and a socket joint

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

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

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Theory of Machine
When the pitching of a ship is upward, the effect of gyroscopic couple acting on it will be

To move the ship towards port side

To raise the bow and lower the stern

To raise the stern and lower the bow

To move the ship towards starboard

To move the ship towards port side

To raise the bow and lower the stern

To raise the stern and lower the bow

To move the ship towards starboard

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Theory of Machine
The frictional torque transmitted in a flat collar bearing, considering uniform pressure, is (where r₁ and r₂ = External and internal radii of collar respectively)

(2/3). μ W (r₁ + r₂)

(2/3). μ W [(r₁³ - r₂³)/(r₁² - r₂²)]

(1/2). μ W (r₁ + r₂)

(1/2). μ W [(r₁³ - r₂³)/(r₁² - r₂²)]

(2/3). μ W (r₁ + r₂)

(2/3). μ W [(r₁³ - r₂³)/(r₁² - r₂²)]

(1/2). μ W (r₁ + r₂)

(1/2). μ W [(r₁³ - r₂³)/(r₁² - r₂²)]

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Theory of Machine

Theory of Machine A torsional system with discs of moment of inertia I₁ and I₂ as shown in the below figure, is gear driven such that the ratio of speed of shaft B to shaft A is 'G'. Neglecting the inertia of gears, the equivalent inertia of disc on shaft B at the speed of shaft A is equal to

Theory of Machine Critical damping is a function of

Theory of Machine The power of a Porter governor is equal to

Theory of Machine Which of the following is an example of sliding pair?

Theory of Machine When the pitching of a ship is upward, the effect of gyroscopic couple acting on it will be

Theory of Machine The frictional torque transmitted in a flat collar bearing, considering uniform pressure, is (where r₁ and r₂ = External and internal radii of collar respectively)

Theory of Machine
A torsional system with discs of moment of inertia I₁ and I₂ as shown in the below figure, is gear driven such that the ratio of speed of shaft B to shaft A is 'G'. Neglecting the inertia of gears, the equivalent inertia of disc on shaft B at the speed of shaft A is equal to

Theory of Machine
Critical damping is a function of

Theory of Machine
The power of a Porter governor is equal to

Theory of Machine
Which of the following is an example of sliding pair?

Theory of Machine
When the pitching of a ship is upward, the effect of gyroscopic couple acting on it will be

Theory of Machine
The frictional torque transmitted in a flat collar bearing, considering uniform pressure, is (where r₁ and r₂ = External and internal radii of collar respectively)