PPSC Physics Topic 1 MCQ Test With Answer

Mechanics is one of the important topic in the PPSC Physics test. Mechanics deals with the motion of objects that are visible through the naked eye and provides a framework to study the effects of the body’s motion on its environment. This area of Physics plays an elemental role in the understanding of the subject matter of Physics. The PPSC physics test contains several questions from this topic of Physics. Therefore, if you are willing to get higher marks in the PPSC Physics test, make sure that you test your understanding of this topic with the PPSC Physics Online test.

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Online assessment of Mechanics with PPSC Physics online MCQs test on IlmKiDunya.com allows you to test your previous comprehension of the topic. By taking the online PPSC mechanics MCQs test on our website, you can get ready to take on the challenge of the PPSC Physics exam. Get ready to attempt the Mechanics MCQs right now!

MCQ's Test For PPSC Physics Topic 1 Mechanics

Try The MCQ's Test For PPSC Physics Topic 1 Mechanics

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PPSC Physics Topic 1 Mechanics

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Question # 1

A stone is whirled in a vertical circle at the and of a string when the stone is at the highest position, tension in the string is

Question # 2

If the earth stopped rotating the weight of the object at the equator would.

Question # 3

Which of the following is not an elastic collision

Question # 4

Which pair of the following forces has a resultant force of 2 N.

Question # 5

A body is termed as perfectly elastic if.

Question # 6

Which vector gives the displacement from one point another in space.

Question # 7

Which of the following is not true.

Question # 8

Which vector gives the displacement from one point to another in space.

Question # 9

A man of mass 100 kg is standing in an elevator. The net force acting on the man reads its weight when the elevator is going up with acceleration 4 m s-2 would be.

Question # 10

Which of the following quantities is zero about the centre of mass of body.

Question # 11

A spring of force constant k is out into three equal pats. The force constant of earth part will b e.

Question # 12

Which of the following statement is correct for a particle moving in a horizontal circle with constant angular velocity.

Question # 13

If length of second pendulum becomes four times than its time period will become

Question # 14

Distance covered by a freely failing body in 2 s will be.

Question # 15

The number 0.02 x 10-8in standard form will be written as.

Question # 16

The corss product of two vectors is zero when they

Question # 17

If a planet of mass double than that of the earth and radius three times greater than the earth a 10 kg mass on its surface will weight.

Question # 18

Conventionally antilock wise torque is taken as.

Question # 19

Restoring force in the SHM is

Question # 20

The path of projectile is maximum at

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Sr.# Question Answer
1 The time period of a simple pendulum is independent of its.
A. Length
B. Mass
C. Acceleration due to gravity
D. Restoring force
2 A mass accelerates uniformly when the resulting force acting on it.
A. is zero
B. Is constant but not zero
C. Increases uniformly w.r.t time
D. Is proportional to the displacement of the mass from a fixed point
3 if the line of action of force passes through the axis of rotation of origin, then torque is.
A. Maximum
B. Negative
C. Zero
D. 1
4 In the case of forced oscillations frequency of oscillation is.
A. The natural damped frequency
B. The natural undamped frequency
C. The frequency of the external periodic force
D. Some other frequency
5 Which of the following is not SI base unit.
A. kilogram
B. Ampere
C. Coulomb
D. Mole
6 Simple harmonic motion may be assumed as a projectio of uniform circular motion along a
A. Diagonal
B. hypotenuse
C. Diameter
D. Radius
7 A force of 50 N acts on a body for 10 s What will be change in momentum.
A. 5 Ns
B. 500 Ns
C. 200 Ns
D. 800 N s
8 If there are no frictional effects, the mechanical energy of a system executing simple harmonic motion.
A. Changes with time
B. Is variable
C. Is constant
D. Is not conserved
9 Which of the following is a unit of electric field strength.
A. c m-1
B. v m-2
C. N C-1
D. N V-1
10 Which of the following is non renewable source of energy.
A. Wind
B. Coal
C. Hydroelectric
D. Biomass
11 If the resultant of all the forces acting on a body is zero then the body is in
A. Translation equilibrium
B. Rotational equilibrium
C. Equilibrium
D. Dynamic equilibrium
12 The number 0.02 x 10-8in standard form will be written as.
A. 2 x 10-10
B. 2 x 10-8
C. 20 x 10-8
D. 20 x 10-6
13 The escape velocity from the earth's surface is
A. 1.2 km s-1
B. 1.7 km s-1
C. 10.2 km s-1
D. 11.2 km s-1
14 The rate of change of angular momentum of a body is equal to.
A. Applied force
B. Moment of inertial
C. Applied torque
D. Impulsive force
15 When speed of a moving body becomes double.
A. Its K.E. is doubled
B. Its acceleration is doubled
C. Its P.E. is doubled
D. Its momentum is double
16 92.65 is round off as
A. 92.6
B. 93.00
C. 92.7
D. None of these
17 When a force of 4 N acts on a body of mass 2 kg for a time of 2 s, the rate of change of momentum is.
A. 2 kg ms -1
B. 4 kg ms-1
C. 8 kg m s-1
D. 16 kg m s-1
18 Length of second pendulum is
A. 98 cm
B. 99 cm
C. 99.2 cm
D. 100 cm
19 If two different masses have same momentum then the lighter one has more.
A. K.E. and velocity
B. Velocity only
C. Both K.E. and P.E.
D. Only P.E
20 Which quantity has different units from the other three.
A. Density x volume x velocity
B. Rate of change of momentum
C. Young's modulus x area
D. Weight

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