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

  • Total Questions15

  • Time Allowed15

NAT II Physical Science Physics

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Question # 1

Surface tension of water is due to

Question # 2

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 # 3

Boyle's law is applicable in

Question # 4

The motion without consideration of its cause is studied in

Question # 5

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

Question # 6

In a voltmeter the conduction takes place due to

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

Huygen's wave theory of light cannot explain

Question # 11

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 # 12

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

Question # 13

A particle is moving in a uniform magnetic filed, then

Question # 14

The twinkling of stars is due to

Question # 15

A moving charge will gain energy due to the application of

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 The peak voltage in 220 volt A.C. supply is nearly
A. 220 volt
B. 253 volt
C. 311 volt
D. 440 volt
2 Band spectrum is produced by
A. H
B. He
C. H2
D. Na
3 When light wavelength 300 nm (nanometer) falls on a photoelectric emitter, photoelectrons are liberated. For another emitter, however, light of 600 nm wavelength is sufficient for creating photoemission. What is the ratio of the work functions of the two emitters?
A. 1 : 2
B. 2 : 1
C. 4 : 1
D. 1 : 4
4 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
5 When the length of a microscope tube increases, its magnifying power
A. Decreases
B. Increases
C. May increases or decreases depending on the observer and the place of observation
D. Does not change
6 In which region of electromagnetic spectrum does the Lyman series of hydrogen atom lie
A. Ultraviolet
B. Infrared
C. Visible
D. X-ray
7 How much water a pump of 2kW can raise in one minute to a height of 10 m, take g = 10 m/s2?
A. 1000 liters
B. 1200 liters
C. 100 liters
D. 2000 liters
8 The incorrect statement regarding the lines of force of the magnetic field B is
A. Magnetic intensity is a measure of lines of force passing through unit area held normal to it
B. Magnetic lines of force form a close curve
C. Inside a magnet, its magnetic lines of force move from north pole of a magnet towards its south pole
D. Due to a magnet magnetic lines of force never cut each other
9 For production of beats the two sources must have
A. Different frequencies and same amplitude
B. Different frequencies
C. Different frequencies, same amplitude and same phase
D. Different frequencies and same phase
10 An ideal choked (used along with fluorescent tube) would be
A. A pure resistor
B. A pure capacitor
C. A pure inductor
D. A combination of an inductor and a capacitor

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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