NAT IIP Physical Science Physics Preparation Online Test for Pakistani Students

MCQ's Test For NAT II Physical Science Physics

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NAT II Physical Science Physics

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Question # 1

A charge Q is divided into two parts q and Q - q and separated by a distance R. The force of repulsion between them will be maximum when:

Question # 2

In case of p-n junction diode, at high value of reverse bias, the current rises sharply. The value of reverse bias is known as:

Question # 3

Steel is preferred for making springs over copper. Why?

Question # 4

Quantity that remains unchanged in a transformer is

Question # 5

A converging lens is used to form an image on a screen. When the upper half of the lens is covered by an opaque screen

Question # 6

In a Millikan's oil drop experiment the charge on an oil drop is calculated to be 6.35 x 10-19C. The number of excess electrons on the drop is

Question # 7

A particle moves along a circular path under the action of a force. The work done by the force is

Question # 8

Which of the following is a scalar quantity?

Question # 9

Huygen's wave theory of light cannot explain

Question # 10

Planck's constant has the dimensions of:

Question # 11

A wire is stretched to double of its length. The strain is

Question # 12

A boy is dropped from a tower with zero velocity, reaches ground in 4s. The height of the tower is about

Question # 13

The structure of solids is investigated by using

Question # 14

Ball pen function on the principle of

Question # 15

A body moves a distance of 10 m along a straight line under the action of a force of 5 Newton's. If the work done is 25 joules, the angle which the force takes with the direction of motion of the body is:

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 Which quantity is increased in step-down transformer?
A. Current
B. Voltage
C. Power
D. Frequency
2 What will be the duration of the day and night (in hour) if the diameter of the earth is suddenly reduced to half its original value, the mass remaining constant?
A. 12
B. 6
C. 3
D. 2
3 The dimensional formula for the modulus of elasticity is same as that for:
A. Stress
B. Strain
C. Velocity
D. Surface tension
4 At 0°K which of the following properties of a gas will be zero?
A. Kinetic energy
B. Potential energy
C. Vibrational energy
D. Density
5 Which of the following is not thermo dynamical function?
A. Enthalpy
B. Work done
C. Gibb's energy
D. Internal energy
6 The angle between rectangular components of a vector is
A. 0°
B. 60°
C. 90°
D. 120°
7 A moving charge will gain energy due to the application of
A. Electric field
B. Magnetic field
C. Both of these
D. None of these
8 A planet is observed by an astronomical refracting telescope having an objective of focal length 16 m and an eyepiece of focal length 2 cm.
A. The distance between the objective and the eyepiece is 8 m
B. The angular magnification of the planet is 200
C. The image of the planet is inverted
D. The objective is smaller than the eyepiece
9 At a certain instant a stationary transverse wave is found to have maximum kinetic energy. The appearance of string of that instant is:
A. Sinusoidal shape with amplitude A/3
B. Sinusoidal shape with amplitude A/2
C. Sinusoidal shape with amplitude A
D. Straight line
10 The nucleus 6C12 absorbs an energetic neutron and emits a beta particle (β). The resulting nucleus is
A. 7N14
B. 5B13
C. 7N13
D. 6C13

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