The magnitude of velocities of the points on a rigid link is

Theory of Machine
The magnitude of velocities of the points on a rigid link is

Directly proportional to the distance from the points to the instantaneous center and is perpendicular to the line joining the point to the instantaneous center

Inversely proportional to the distance from the points to the instantaneous center and is parallel to the line joining the point to the instantaneous center

Inversely proportional to the distance from the points to the instantaneous center and is perpendicular to the line joining the point to the instantaneous center

Directly proportional to the distance from the points to the instantaneous center and is parallel to the line joining the point to the instantaneous center

Directly proportional to the distance from the points to the instantaneous center and is perpendicular to the line joining the point to the instantaneous center

Inversely proportional to the distance from the points to the instantaneous center and is parallel to the line joining the point to the instantaneous center

Inversely proportional to the distance from the points to the instantaneous center and is perpendicular to the line joining the point to the instantaneous center

Directly proportional to the distance from the points to the instantaneous center and is parallel to the line joining the point to the instantaneous center

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Theory of Machine
For fluctuating loads, well suited bearing is

Ball bearing

Roller bearing

Needle roller bearing

Thrust bearing

Ball bearing

Roller bearing

Needle roller bearing

Thrust bearing

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Theory of Machine
A combination of kinematic pairs, joined in such a way that the relative motion between the links is completely constrained, is called a

Structure

Mechanism

Inversion

Kinematic chain

Structure

Mechanism

Inversion

Kinematic chain

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Theory of Machine
The frictional torque transmitted in a truncated conical pivot bearing, considering uniform pressure, is

(1/2). μ W cosecα (r₁ + r₂)

(2/3). μ W cosecα [(r₁³ - r₂³)/(r₁² - r₂²)]

(2/3). μ W cosecα (r₁ + r₂)

(1/2). μ W cosecα [(r₁³ - r₂³)/(r₁² - r₂²)]

(1/2). μ W cosecα (r₁ + r₂)

(2/3). μ W cosecα [(r₁³ - r₂³)/(r₁² - r₂²)]

(2/3). μ W cosecα (r₁ + r₂)

(1/2). μ W cosecα [(r₁³ - r₂³)/(r₁² - r₂²)]

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Theory of Machine
Rectilinear motion of piston is converted into rotary by

Connecting rod

Gudgeon pin

Cross head

Slider crank

Connecting rod

Gudgeon pin

Cross head

Slider crank

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Theory of Machine
A machine mounted on a single coil spring has a period of free vibration of tp . If the spring is cut into four equal parts and placed in parallel and the machine is mounted on them, then the period of free vibration of the new system will become

tp /4

4 tp

tp /16

16 tp

tp /4

4 tp

tp /16

16 tp

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Theory of Machine

Theory of Machine The magnitude of velocities of the points on a rigid link is

Theory of Machine For fluctuating loads, well suited bearing is

Theory of Machine A combination of kinematic pairs, joined in such a way that the relative motion between the links is completely constrained, is called a

Theory of Machine The frictional torque transmitted in a truncated conical pivot bearing, considering uniform pressure, is

Theory of Machine Rectilinear motion of piston is converted into rotary by

Theory of Machine A machine mounted on a single coil spring has a period of free vibration of tp . If the spring is cut into four equal parts and placed in parallel and the machine is mounted on them, then the period of free vibration of the new system will become

Theory of Machine
The magnitude of velocities of the points on a rigid link is

Theory of Machine
For fluctuating loads, well suited bearing is

Theory of Machine
A combination of kinematic pairs, joined in such a way that the relative motion between the links is completely constrained, is called a

Theory of Machine
The frictional torque transmitted in a truncated conical pivot bearing, considering uniform pressure, is

Theory of Machine
Rectilinear motion of piston is converted into rotary by

Theory of Machine
A machine mounted on a single coil spring has a period of free vibration of tp . If the spring is cut into four equal parts and placed in parallel and the machine is mounted on them, then the period of free vibration of the new system will become