NAT IIP Physical Science Physics Preparation Online Test for Pakistani Students

MCQ's Test For NAT II Physical Science Physics

Try The MCQ's Test For NAT II Physical Science Physics

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NAT II Physical Science Physics

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Question # 1

Which of the following is a scalar quantity?

Question # 2

When we apply reverse bias to a junction diode, it

Question # 3

At a certain instant a stationary transverse wave is found to have maximum kinetic energy. The appearance of string of that instant is:

Question # 4

A fly is sitting on the objective of a telescope pointed towards the moon.
What effect is expected on the photography of the moon taken through the telescope?

Question # 5

In which case application of angular velocity is useful?

Question # 6

Which of the following particles would experience the largest magnetic force when projected with the same velocity perpendicular to a magnetic field?

Question # 7

When boron is added as an impurity to silicon, the resulting material is.

Question # 8

When sound waves travel from air to water which of these remains constant?

Question # 9

A p-n junction has a thickness of the order of:

Question # 10

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?

Question # 11

A motorist travels A to B at a speed at 40 km/h and returns at speed of 60 km/h. His average speed will be

Question # 12

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 # 13

A lens behaves as a converging lens in air and a diverging lens in water. The refractive index of the material is

Question # 14

A photoelectric cell coverts

Question # 15

A (100 W, 200 V) bulb is connected to a 160 V power supply. The power consumption would be

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 The dimensional formula of torque is:
A. [ML2T-2]
B. {MLT-2]
C. [ML-1T-2]
D. [ML-2T-2]
2 Which of the following sources give discrete emission spectrum?
A. Incandescent electric bulb
B. Sun
C. Mercury vapour lamp
D. Candle
3 A point charge Q is placed at the mid-point of a line joining two charges, 4q and q. If the net force on charge q is zero, then Q must be equal to
A. -q
B. +q
C. -2q
D. +4q
4 Quantity that remains unchanged in a transformer is
A. Voltage
B. Current
C. Frequency
D. None of these
5 A cable breaks if stretched by more than 2 mm. It is cut into two equal parts. How much either part can be stretched without breaking?
A. 0.25 m
B. 0.5 m
C. 1 mm
D. 2 mm
6 The magnetic moment of a circular coil carrying current is
A. Directly proportional to the length of the wire in the coil
B. Inversely proportional to the length of the wire in the coil
C. Directly proportional to the square of the length of the wire in the coil
D. Inversely proportional to the square of the length of the wire in the coil
7 Velocity of sound in a diatomic as is 300 m/sec, what is its rms velocity?
A. 400 m/sec
B. 40 m/sec
C. 430 m/sec
D. 300 m/sec
8 The angle between rectangular components of a vector is
A. 0°
B. 60°
C. 90°
D. 120°
9 Which of the modulus of elasticity is involved in compression a rod to decrease its length?
A. Young's modulus
B. Bulk modulus
C. Modulus of rigidity
D. None of the above
10 The nuclear model of atom was proposed by
A. J.J Thomson
B. E. Rutherford
C. Neil Bohr
D. Summerfield

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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