More Classes
5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject
Other Links
Go to Home
Online Tests
Physics ECAT Pre Engineering Chapter 3 Motion and Force Online Test MCQs With Answers
Question # 1
A certain force gives an acceleration of 2 m/sec2 to a body if mass 5 kg. The same force would give a 29 kg object an acceleration of:
Choose an answer
0.5 m/sec2
5 m/sec2
1.5 m/sec2
9.8 m/sec2
Previous
Skip
Next
Question # 2
A ball is dropped from a height of 4.2 meters. To what height it will rise if there is no loss of KE after rebounding?
Choose an answer
4.2 m
8.4
12.6
None of these
Previous
Skip
Next
Question # 3
For a given angle of projection, if the time of flight of a projectile is doubled, the horizontal range will increases to
Choose an answer
Four times
Thrice
Once
Twice
Previous
Skip
Next
Question # 4
The projectile attains maximum horizontal range when it is projected at an angle of
Choose an answer
30
°
45
°
60
°
75
°
Previous
Skip
Next
Question # 5
Inertia mass and gravitational mass are
Choose an answer
opposite
identical
identical when there is no friction
all of them
Previous
Skip
Next
Question # 6
The collision in which KE is conserved but momentum is not conserved is called:
Choose an answer
Elastic collision
Inelastic collision
any these
None of these
Previous
Skip
Next
Question # 7
Which one of the following is dimensionless.
Choose an answer
Acceleration
Velocity
Density
Angle
Previous
Skip
Next
Question # 8
The motion of a body in a straight line is the motion in
Choose an answer
one dimension
two dimension
three dimension
four dimension
Previous
Skip
Next
Question # 9
If d is the displacement of the body in time t, then its average velocity will be
Choose an answer
V
av
=
d
x t
V
av = t/
d
V
av = d/t
V
av =
d
/t
Previous
Skip
Next
Question # 10
Acceleration in a body is always produced in the direction of :
Choose an answer
Velocity
Weight
Force
Both B and C
Previous
Skip
Next
Question # 11
During the upward motion of the projectile, the vertical component of velocity:
Choose an answer
Decreases
Increases
Remains constant
None of these
Previous
Skip
Next
Question # 12
Range of a projectile is R, when the angle of projection is 30
° . Then, the value of the other angle of projection for the same range, is
Choose an answer
45
°
60
°
50
°
40
°
Previous
Skip
Next
Question # 13
A 5 kg mass is falling freely, the force acting on, it will be
Choose an answer
19.6 N
9.8 N
5 N
Zero
Previous
Skip
Next
Question # 14
The path described by a projectile is called its
Choose an answer
orbit
trajectory
range
distance
Previous
Skip
Next
Question # 15
In equation F=ma, then mass 'm' is
Choose an answer
rest mass
variable mass
inertial mass
gravitational mass
Previous
Skip
Next
Question # 16
If the slope of the velocity-time graph increases at constant rate with time, then the body is said to have
Choose an answer
uniform deceleration
uniform negative acceleration
average acceleration
uniform positive acceleration
Previous
Skip
Next
Back