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

The motion without consideration of its cause is studied in

Question # 2

When the length of a microscope tube increase, its magnifying power

Question # 3

Band spectrum is produced by

Question # 4

To make the frequency double of an oscillator, we have to

Question # 5

Which one of the following phenomena is not explained by Hugen's construction of wavefront?

Question # 6

The time period of a simple pendulum is 2 seconds. If its length is increased by 4 times, then its period becomes

Question # 7

A 220 V, 50 Hz. A.C. source is connected to an inductance of 0.2 H and a resistance of 20 ohm in series. What is the current in the circuit?

Question # 8

The nucleus 6C12 absorbs an energetic neutron and emits a beta particle (β). The resulting nucleus is

Question # 9

In a common base transistor circuit, the current gain is 0.98. On changing the emitter current by 5.00 mA, the change in collector current is

Question # 10

Ultra-violet radiation of 6.2 eV falls on an aluminium surface. K.E. of fastest electron emitted is (Work function = 4.2 eV)

Question # 11

Quantity that remains unchanged in a transformer is

Question # 12

Copper and germanium are cooled to 70K from room temperature, then

Question # 13

All of the following statements are correct except

Question # 14

Which of the following sources give discrete emission spectrum?

Question # 15

In an L-R circuit, time constant is that time in which current grows from zero to the value

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 If the dot product of two non-zero vectors vanishes, the vectors will be
A. In the same direction
B. Opposite to each other
C. Perpendicular to each other
D. Zero
2 Which one of the following phenomena is not explained by Hugen's construction of wavefront?
A. Refraction
B. Reflection
C. Diffraction
D. Origin of sepectra
3 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
4 The product of the pressure and volume of an ideal gas is
A. A constant
B. Approximately equal to the universal gas constant
C. Directly proportional to its temperature
D. Inversely proportional to its temperature
5 Blood has a density
A. Equal to water
B. Greater then water
C. Lesser then water
D. None of these
6 Which of the following lists of physical quantities consists only of vectors:
A. Time, temperature, velocity
B. Force, volume, momentum
C. Velocity, acceleration, mass
D. Force, acceleration, velocity
7 Two forces are acting together on an object. The magnitude of their resultant is minimum when the angle between the force is
A. 0°
B. 60°
C. 120°
D. 180°
8 The number of turns in the primary coil of a transformer is 200 and the number of turns in the secondary coil is 10. If 240 volts ac are applied to the primary, the output the secondary will be
A. 48A
B. 24V
C. 12V
D. 6V
9 Shunt required in an ammeter of resistance R to decrease its deflection from 30 ampere to 10 ampere is
A. R/4
B. R/3
C. R/2
D. R
10 A 220 V, 50 Hz. A.C. source is connected to an inductance of 0.2 H and a resistance of 20 ohm in series. What is the current in the circuit?
A. 10 A
B. 5 A
C. 33.3 A
D. 3.33 A

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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