Physics MCQs for FSC,PPSC,FPSC,NTS and all competitive exams Set 2.
Photo: The picture clearly shows the famous Albert Einstein's Equation and Nucleus structure.
1.
Which of the following statement is true?
(a)
I × j = 0 (b) I × j =
k (c) I × j
= -k (d) j × I
= k
2.
Cross product of two parallel vectors results in a -------- vector.
(a)
Negative (b) Positive (c) Null (d) None of
these
3.
The moment arm is defined as the ………………..distance from the line of
action of the force to the pivot around which body rotates.
(a)
Shortest (b) Perpendicular (c) Both of them (d) None of these
4.
It is easier to turn a bolt with a spanner when the spanner has a …………….
Handle.
(a)
Short (b) Long (c) Thin (d) Thick
5.
When the line of action of
force passes through the pivot point, the torque is
(a)
Maximum (b)
Minimum (c) 1 (d) 0
6.
The slope of velocity-time graph is equal to
(a)
Average displacement
(b)
Average velocity
(c)
Average
acceleration (d) None of these
7.
the area between the velocity-time graph and the time axis is
numerically equal to
(a)
the
distance covered by the object
(b)
The speed of the object
(c)
The velocity of the object
(d)
The acceleration of the object
8.
For very fast moving objects, we apply
(a)
Newton’s law (b) Einstein’s
relativistic mechanics
(c) Head to tail rule (d) None of these
9.
Newton’s first law of motion is also known as law of
(a)
Mass (b)
Energy (c) Inertia (d) Force
10. The property of
an object tending to maintain the state of rest or state of uniform motion is
referred to as the object’s
(a)
Mass (b)
Energy (c) Inertia (d) Force
11. What is the
quantitative measure of inertia of an object?
(a)
Mass (b)
Energy (c)
Force (d)
None of these
12. Newton’s first
law of motion holds in
(a)
Inertial
frame of reference
(b)
Mon-inertial frame of reference
(c)
Accelerated frame of reference
(d)
None of these
13. According to
Newton’s second law of motion, acceleration produced in a body by a force
varies
(a)
Directly with applied force
(b)
Inversely with the mass of the body
(c)
Both
of them (d) None of
these
14. Quantity of
motion of the body is known as
(a)
Linear
momentum (b) Force (c) Inertia (d) Mass
15. Time rate of
momentum of a body equals the applied force. This is
(a)
Newton’s first law of motion
(b)
Newton’s
second law of motion
(c)
Newton’s third law of motion
(d)
Newton’s fourth law of motion
16. Height of
projectile depends on
(a)
Velocity of projection (b) Angle of projection (c) Both of them (d) None of these
17. Time of fight
of projection depends on
(a)
Velocity of projection (b) Angle of projection (c) Both of them (d) None of these
18. Range of
projectile depends on
(a)
Velocity of projection (b)
Angle of projection (c) Both of them (d) None of these
19. Range of
projectile is maximum at
(a)
(b) 
(c) 
(d) 
(b) (c) (d)
20. The dimensions
of work is
(a)
[ML
] (b) [M
] (c) [M
] (d) [ML
]
] (b) [M] (c) [M] (d) [ML]
Good
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