Machine Kinematics Multiple Choice Questions and Answers – Linear Acceleration | Machine Kinematics MCQs

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Questions
1 The acceleration of a particle at any instant has two components, radial component and tangential component. These two components will be
A parallel to each other
B perpendicular to each other
C inclined at 45°
D opposite to each other

Answer: perpendicular to each other
2 The centre of gravity of a coupler link in a four bar mechanism will experience
A no acceleration
B only linear acceleration
C only angular acceleration
D both linear and angular acceleration

Answer: both linear and angular acceleration
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3 When a point moves along a straight line, its acceleration will have
A radial component only
B tangential component only
C coriolis component only
D radial and tangential components both

Answer: tangential component only
4 When a point at the end of a link moves with constant angular velocity, its acceleration will have
A radial component only
B tangential component only
C coriolis component only
D radial and tangential components both

Answer: radial component only
5 In a shaper mechanism, the coriolis component of acceleration does not exists.
A True
B False

Answer: False
6 The tangential component of acceleration of the slider with respect to the coincident point on the link is called coriolis component of acceleration.
A True
B False

Answer: True
7 The coriolis component of acceleration acts
A along the sliding surface
B perpendicular to the sliding surface
C at 45° to the sliding surface
D parallel to the sliding surface

Answer: perpendicular to the sliding surface
8 The coriolis component of acceleration is taken into account for
A slider crank mechanism
B four bar chain mechanism
C quick return motion mechanism
D all of the mentioned

Answer: quick return motion mechanism
9 The coriolis component of acceleration depends upon
A velocity of slider
B angular velocity of the link
C all of the mentioned
D none of the mentioned

Answer: all of the mentioned
10 A body in motion will be subjected to coriolis acceleration when that body is
A in plane rotation with variable velocity
B in plane translation with variable velocity
C in plane motion which is a resultant of plane translation and rotation
D restrained to rotate while sliding over another body

Answer: restrained to rotate while sliding over another body

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