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 mass defect for the nucleus of helium is 0.0303 a.m.u. What is the binding energy per nucleon for helium in MeV?

Question # 2

Two forces are acting together on an object. The magnitude of their resultant is minimum when the angle between the force is

Question # 3

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 # 4

Quantity that remains unchanged in a transformer is

Question # 5

The mass of a proton is 1847 times that of an electron. An electron and a proton are projected into a uniform electric field in a direction at right angles to the direction of the field with the same initial kinetic energy.The

Question # 6

What will be the ratio of the distance moved by a freely falling body from rest in 4th and 5th seconds of journey?

Question # 7

Blood has a density

Question # 8

Absolute temperature can be calculated by

Question # 9

In Which case does the potential energy decreases?

Question # 10

A voltmeter has resistance of 2000 ohms and it can measure up to 2V. If we want to increase its range to 10V then required resistance in series will be

Question # 11

If the dot product of two non-zero vectors vanishes, the vectors will be

Question # 12

If yellow light emitted by sodium lamp in Young's double slit experiment is replaced by monochromatic blue light of the same intensity

Question # 13

A force of 10N is acting along y-axis. Its component along x-axis is

Question # 14

The modulus of rigidity of a liquid is

Question # 15

For production of beats the two sources must have

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 A 2 kg body and a 3 kg body have equal momentum. If the kinetic energy of 3 kg body is 10 J, the KE of 2 kg body will be
A. 6.66 J
B. 15 J
C. 22.5 J
D. 45 J
2 When n-type of semiconductor is heated
A. Number of electrons increases while that of holes decreases
B. Number of holes increases while that of electron decreases
C. Number of electrons and holes remains same
D. Number of electrons and holes increases equally
3 In which of the following states does the incandescent substance give continuous spectrum?
A. Vapours in atomic state
B. Vapours in molecular state
C. Solid or fluid in bulk state
D. Solid or fluid in plasma state
4 With the propagation of a longitudinal wave through a material medium, the quantities transmitted in the propagation direction are
A. Energy, momentum and mass
B. Energy
C. Energy and mass
D. Energy and linear momentum
5 Which one of the following phenomena is not explained by Huygen's construction of wavefront?
A. Refraction
B. Reflection
C. Diffraction
D. Origin of spectra
6 Ball pen function on the principle of
A. Viscosity
B. Boyle's law
C. Gravitational force
D. Surface tension
7 The primary winding of transformer has 500 turns whereas its secondary has 5000 turns. The primary is connected to an a.c. supply of 20 V, 50 Hz. The secondary will have an output of
A. 200V, 50 Hz
B. 2V, 50 Hz
C. 200V, 500 Hz
D. 2V, 5 Hz
8 Two electric bulbs of 200 W and 100 W have same voltage. If R1and R2be their resistance respectively then
A. R1=2R2
B. R2=2R1
C. R2=4R1
D. R1=4R2
9 Which quantity is increased in step-down transformer?
A. Current
B. Voltage
C. Power
D. Frequency
10 To increase the magnification of a telescope
A. The objective lens should be of large focal length and eyepiece should be of short focal length
B. The objective and eyepiece both should be of large focal lengths
C. Both the objective and eyepiece should be of smaller lengths
D. The objective should be small focal length and eyepiece should be of large focal length

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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