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

There are discrete energy levels in atoms. It was first experimentally demonstrated by

Question # 2

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

Question # 3

In Which case does the potential energy decreases?

Question # 4

Which of the following sources give discrete emission spectrum?

Question # 5

The unit of inductance is equivalent to

Question # 6

The motion without consideration of its cause is studied in

Question # 7

A conducting wire is drawn to double its length. Final resistivity of the material will be

Question # 8

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

Question # 9

In a simple harmonic motion (SHM), which of the following does not hold?

Question # 10

All of the following statements are correct except

Question # 11

A moving charge will gain energy due to the application of

Question # 12

The structure of solids is investigated by using

Question # 13

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

Question # 14

According to the Hooke's law the force required to change the length of a wire by 'I' is proportional to

Question # 15

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

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 Two point charges A and B separated by a distance R attract each other with a force of 12 x 10-3N. The force between A and B when the charges on them are doubled and distance is halved
A. 1.92 N
B. 19.2 N
C. 12 N
D. 0.192 N
2 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
A. 3.9
B. 4
C. 4.2
D. 6
3 The number of translation degrees of freedom for a diatomic gas is
A. 2
B. 3
C. 5
D. 6
4 In a simple harmonic motion the kinetic energy (KE) and the potential energy (PE), are such that throughout the motion
A. KE remains constant
B. PE remains constant
C. KE/PE is constant
D. KE+PE remains constant
5 A boy is dropped from a tower with zero velocity, reaches ground in 4s. The height of the tower is about
A. 80 m
B. 20 m
C. 160 m
D. 40 m
6 The frequency of the incident light falling on a photosensitive metal plate is doubled, the kinetic energy of the emitted photoelectrons is
A. Double the earlier value
B. Unchanged
C. More than doubled
D. Less than doubled
7 A capacitor acts as an infinite resistance for
A. AC
B. DC
C. Both AC and DC
D. Neither AC nor DC
8 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
9 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
10 If the earth were to rotate faster, than its present speed the weight of an object will
A. Increase at the equator but remain unchanged at the poles
B. Decrease at the equator but remain unchanged at the poles
C. Remain unchanged at the decrease but decrease at the poles
D. Remain unchanged at the equator but increase at the poles

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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