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

Start Test Download PDF

NAT II Physical Science Physics

00:00
Question # 1

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

Question # 2

When a hydrogen atom is bombarded, the atom is excited to the n = 4 state of hydrogen atom. The energy released when the atom falls from n = 4 state to the ground state is

Question # 3

In Young's experiment, two coherent sources are placed 0.90 mm apart and the fringes are observed one metre away. If its produces the second dark fringe at a distance of 1 mm from the central fringe, the wavelength of monochromatic light used would be

Question # 4

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

Question # 5

What will be the duration of the day and night (in hour) if the diameter of the earth is suddenly reduced to half its original value, the mass remaining constant?

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

Absolute temperature can be calculated by

Question # 10

To increase the magnification of a telescope

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

The contrast in the fringes in any interference pattern depends on

Question # 13

A monochromatic source of light is placed at a large distance d from a metal surface. Photoelectrons are ejected at rate n, kinetic energy being E. If the source is brought nearer to distance d/2, the rate and kinetic energy per photoelectron become nearly

Question # 14

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

Question # 15

If 2.2 kilowatt power is transmitted through a 10 ohm line at 22000 volt, the power loss in the form of heat will be

Submit

Prepare Complete Set Wise NAT II Physical Science Physics MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of NAT II Physical Science Physics MCQ`s Test

  • H
    Hifzafatima 30 - Dec - 2018 00 Min 16 Sec 15/15
  • S
    sarfraz 08 - Dec - 2018 02 Min 51 Sec 14/15
  • Z
    Zarrar Durrani 12 - Jul - 2024 12 Min 04 Sec 13/15
  • M
    maria 12 - Jan - 2019 02 Min 24 Sec 11/15
  • R
    Robina Naz 30 - May - 2022 02 Min 31 Sec 11/15
  • M
    maryam 10 - Feb - 2019 05 Min 21 Sec 11/15
  • F
    Fahad 15 - Mar - 2019 00 Min 15 Sec 10/15
  • M
    Mussawar 11 - Nov - 2018 05 Min 30 Sec 9/15
  • A
    Aqeela Batool 16 - Dec - 2022 10 Min 50 Sec 9/15
  • M
    M.umais 18 - Jul - 2021 02 Min 58 Sec 8/15
  • M
    Muhammad Mujahid 11 - Jan - 2019 03 Min 06 Sec 8/15
  • M
    Muhammad Ali 19 - Aug - 2021 04 Min 28 Sec 8/15
  • M
    maleaha mansoor 04 - Nov - 2022 01 Min 05 Sec 7/15
  • H
    Hajra 01 - Dec - 2018 03 Min 05 Sec 7/15
  • L
    Lolo Polo 22 - Jul - 2022 03 Min 06 Sec 7/15

NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 The excess (equal in number) of electrons that must be placed on each of two small spheres spaced 3 cm apart, with force of repulsion between the spheres to be 10-19N, is
A. 25
B. 225
C. 625
D. 1250
2 Which of the following is a scalar quantity?
A. Density
B. Displacement
C. Torque
D. Weight
3 To get a resultant displacement of 10 m, two displacement vectors of magnitude 6 m and 8 m should be combined
A. Parallel
B. Antiparallel
C. At angle 60°
D. Perpendicular to each other
4 Which of the following four statement is false?
A. A body can have zero velocity and still be accelerated
B. A body can have a constant velocity and still have a varying speed
C. A body can have a constant speed and still have a varying velocity
D. The direction of the velocity of a body can change when its acceleration is constant
5 In a simple harmonic motion (SHM), which of the following does not hold?
A. To force on the particle is maximum at the ends
B. The acceleration in minimum at the mean position
C. The potential energy is maximum at the mean position
D. The kinetic energy is maximum at the mean position
6 The dot product of two vectors is negative when
A. They are parallel vectors
B. They are anti-parallel vectors
C. They are perpendicular vectors
D. None of the above is correct
7 The dimensional formula for the modulus of elasticity is same as that for:
A. Stress
B. Strain
C. Velocity
D. Surface tension
8 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
A. Both the trajectories will be equally curved
B. The proton trajectory will be less curved than the electron trajectory
C. The electron trajectory will be less curved than the proton trajectory
D. The relative curving of the trajectories will be dependent on the value of the initial kinetic energy
9 A bullet is shot from a rifle. As a result the rifle recoils. The kinetic energy of rifle as compared to that of bullet is
A. Less
B. Greater
C. Equal
D. Cannot be concluded
10 The sieman is the SI unit of
A. Resistance
B. Specific Resistance
C. Conductance
D. Inductance

Test Questions

Is this page helpful?