Question 1.
The motion of a freely falling body is an example of __ accelerated motion.
A. Non-uniformly
B. Uniformly
C. Uniquely
D. Specially
Ans: B. Uniformly
Question 2.
As we go from Equator to North pole the value of ”g’, the acceleration due to gravity
A. Remains the same
B. Decreases
C. Increases
D. None of the above
Ans: C. Increases
Question 3.
Rate of change of displacement is known as __
A. Acceleration
B. Velocity
C. Speed
D. Distance
Ans: B. Velocity
Question 4.
Weight of a body is maximum at the:
A. Equator
B. Pole
C. Subtropics
D. Tropics
Ans: B. Pole
Question 5.
A body is initially moving with a velocity of 5 m/s. It undergoes an acceleration of 2 m/s2 for 4 seconds. Find the displacement (in m) of this body in these 4 seconds.
A. 4
B. 72
C. 36
D. 8
Ans: C. 6.
Question 6.
Speed in a given direction is called
A. Velocity
B. Torque
C. Acceleration
D. Displacement
Ans: A. Velocity
Question 7.
When a ball is thrown vertically upwards, which of the following quantities remains constant during its motion?
A. Energy
B. Displacement
C. Velocity
D. Acceleration
Ans: A. Energy
Question 8.
When a body is accelerated, then the velocity will be also
A. Increase
B. Decrease
C. Constant
D. None of the above
Ans: A. Increase
Question 9.
Formula for distance is
A. Speed x time
B. Time / speed
C. Speed x acceleration
Ans: A. x time
Question 10.
For a body moving with uniform acceleration its final velocity equals __
A. Average velocity – initial velocity
B. 2 x average velocity – initial velocity
C. 2 x average velocity + initial velocity
D. Average velocity + initial velocity
Ans: B. 2 x average velocity – initial velocity
Question 11.
For a body moving with non-uniform velocity and uniform acceleration
A. Displacement – Time graph is linear
B. Displacement – Time graph is non-linear
C. Velocity – Time graph is nonlinear
D. Velocity – Time graph is linear
Ans: B. Displacement – Time graph is non-linear
Question 12.
During __ motion of an object along a straight line, the velocity remains constant with time.
A. Linear
B. Translational
C. Uniform
D. Equilibrium
Ans: C. Uniform
Question 13.
Which among the following is false about displacement?
A. It can be positive, negative or zero
B. Displacement is never greater than Distance
C. Its SI unit is meter
D. It is always positive
Ans: D. It is always positive
Question 14.
A car accelerates uniformly from 18 kmph to 72 kmph in 5 s. The acceleration of the car (in m/s2) is:
A. 3
B. 5
C. 6
D. 7
Ans: A. 3
Question 15.
A man standing on a edge of a cliff throws a stone vertically upwards with a certain speed. He then throws another stone downwards with the same speed. Find the ratio of the speeds of the two stones when they hit the ground.
A. 1 : 1
B. 1 : 2
C. 1 : 4
D. Cannot be found from the given information.
Ans: A. 1 : 1
Question 16.
What does the slope of a velocity time graph represent?
A. Acceleration
B. Distance
C. Speed
D. Momentum
Ans: A. Acceleration
Question 17.
The motion of the wheels of a bullock-cart while moving on the road is an example of
A. Oscillatory and rotatory motion
B. Oscillatory and translatory motion
C. Translatory and rotatory motion
D. Translatory motion only
Ans: C. Translatory and rotatory motion
Question 18.
In __ motion of a body its velocity varies with time.
A. Uniform
B. Linear
C. Equilibrium
D. Non-uniform
Ans: D. Non-uniform
Question 19.
Scalar Quantities are
A. Physical quantities which have magnitude only and no direction
B. Physical quantities which have no magnitude only and only direction
C. Physical quantities which have magnitude only and direction
D.Physical quantities which have no magnitude and no direction
Ans: A. Physical quantities which have magnitude only and no direction
Question 20.
The slope of a velocity-time graph represents
A. Acceleration
B.Displacement
C. Distance
D. Speed
Ans: A. Acceleration
Physics GK MCQs all set
- Physics MCQs Set-1
- Physics MCQs Set-2
- Physics MCQs Set-3
- Physics MCQs Set-4
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