Objective Questions on Kinematics

MCQs on Kinematics for Competitive Exams

When a particle moves along a straight path, then the particle has
(a) tangential acceleration only
(b) centripetal acceleration only
(c) both tangential and centripetal acceleration
(d) none of the mentioned

Ans – (a)

When a particle moves with a uniform velocity along a circular path, then the particle has
(a) tangential acceleration only
(b) centripetal acceleration only
(c) both tangential and centripetal acceleration
(d) none of the mentioned

Ans – (b)

When the motion of a body is confined to only one plane, the motion is said to be
(a) plane motion
(b) rectilinear motion
(c) curvilinear Motion
(d) none of the mentioned

Ans – (a)

_______________ is the simplest type of motion and is along a straight line path.
(a) plane motion
(b) rectilinear motion
(c) curvilinear Motion
(d) none of the mentioned

Ans – (b)

_________________ is the motion along a curved path.
(a) plane motion
(b) rectilinear motion
(c) curvilinear Motion
(d) none of the mentioned

Ans – (c)

Displacement of a body is a ___________ quantity.
(a) scalar
(b) vector
(c) scalar and vector
(d) none of the mentioned

Ans – (b)

A train covers 60 miles between 2 p.m. and 4 p.m. How fast was it going at 3 p.m.?
(a) 60 mph
(b) 30 mph
(c) 40 mph
(d) 50 mph

Ans – (b)

The displacement of a body is given to be proportional to the cube of time passed. The magnitude of the acceleration of the body, is
(a) increasing with time
(b) Decreasing with time
(c) Constant but not zero
(d) Zero

Ans- (a)

If a ball is thrown vertically upwards at 40 m/s, its velocity after two seconds will be
(a) 10 m/s
(b) 20 m/s
(c) 30 m/s
(d) 40 m/s

Ans – (b)

Velocity-time curve for a body projected vertically upwards is
(a) Ellipse
(b) Parabola
(c) Hyperbola
(d) Straight line

Ans – (d)

 


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