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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  • Time Allowed15

NAT II Physical Science Physics

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Question # 1

The average binding energy of a nucleus inside an atomic nucleus is about

Question # 2

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

Question # 3

How much water a pump of 2kW can raise in one minute to a height of 10 m, take g = 10 m/s2?

Question # 4

In which region of electromagnetic spectrum does the Lyman series of hydrogen atom lie

Question # 5

In Which case does the potential energy decreases?

Question # 6

When n-type of semiconductor is heated

Question # 7

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

Question # 8

Which quantity is increased in step-down transformer?

Question # 9

The dimensional formula of torque is:

Question # 10

A ten-ohm electric heater operates on a 110 V line. Calculate the rate at which it develops heat in watts:

Question # 11

Which of the modulus of elasticity is involved in compression a rod to decrease its length?

Question # 12

Bernoulli's equation is based upon law of conservation

Question # 13

Mechanical waves on the surfaces of a liquid are

Question # 14

The sieman is the SI unit of

Question # 15

A body of mass 2 kg is thrown up vertically with K.E. of 490 joules. If the acceleration due to gravity is 9.8 m/s2, the height at which the K.E, of the body becomes half its original value is given by:

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    M.umais 18 - Jul - 2021 02 Min 58 Sec 8/15
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    Muhammad Mujahid 11 - Jan - 2019 03 Min 06 Sec 8/15
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    Muhammad Ali 19 - Aug - 2021 04 Min 28 Sec 8/15
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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 A lens behaves as a converging lens in air and a diverging lens in water. The refractive index of the material is
A. Equal to unity
B. Equal to 1.33
C. Between unity and 1.33
D. Greater than 1.33
2 According to classical theory the proposed circular path of an electron in Rutherford model of atom will be
A. Circular
B. Straight line
C. Parabolic
D. Spiral
3 How does the Young's modulus vary with the increase of temperature?
A. Decrease
B. Increases
C. Remains constant
D. First increases and then decreases
4 All of the following statements are correct except
A. The total focal length of astronomical telescope is the sum of the focal lengths of its two lenses
B. The image formed by the astronomical telescope is always erect because the effect of the combination of the two lenses is divergent
C. The magnification of an astronomical telescope can increases by decreasing the focal length of the eyepiece
D. The magnifying power of the refracting type of astronomical telescope is the ratio of the focal length of the objective to that of the eye piece
5 What remains constant when the earth revolves around the sun?
A. Angular momentum
B. Linear momentum
C. Angular kinetic energy
D. Linear kinetic energy
6 In an A.C. circuit, a resistance of R ohm is connected in series with an inductance L. If phase angle between voltage and current be 45°, the value of inductive reactance will be
A. R/4
B. R/2
C. R
D. Cannot be found with the given data
7 A wire is stretched to double of its length. The strain is
A. 2
B. 1
C. zero
D. 0.5
8 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
9 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
10 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
A. 0.916 mA
B. 2.45 mA
C. 4.9 mA
D. 5.1 mA

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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