NAT IIP Physical Science Physics Preparation Online Test for Pakistani Students

MCQ's Test For NAT II Physical Science Physics

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NAT II Physical Science Physics

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Question # 1

A couple produces

Question # 2

A man pushes a wall but fails to displace it. He does:

Question # 3

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

Question # 4

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 # 5

A person standing near the track of a fast moving train has tendency to fall towards it because of

Question # 6

Quantity that remains unchanged in a transformer is

Question # 7

Choose the correct statement

Question # 8

When we apply reverse bias to a junction diode, it

Question # 9

A train of 150 m length is going towards north direction at a speed of 10 ms-1. A parrot flies at a speed of 5 ms-1towards south direction parallel to the railway track. The time taken by the parrot to cross the train is equal to

Question # 10

What remains constant when the earth revolves around the sun?

Question # 11

According to classical theory the proposed circular path of an electron in Rutherford model of atom will be

Question # 12

A photocell with a constant p.d. of V volt across it illuminated by a point source from a distance of 25 cm. When the source is moved to a distance of 1m, the electrons emitted by the photocell

Question # 13

A capacitor acts as an infinite resistance for

Question # 14

Electrons in the atom are held in the atom due to

Question # 15

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

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 A wire is stretched to double of its length. The strain is
A. 2
B. 1
C. zero
D. 0.5
2 The henry is the unit for
A. Resistance
B. Magnetic flux
C. Magnetic field
D. Inductance
3 The volt/metre is the unit of:
A. Potential
B. Work
C. Force
D. Electric field intensity
4 The unit of inductance is equivalent to
A. V x s/A
B. V x A/s
C. A x s/v
D. V/A x s
5 Band spectrum is produced by
A. H
B. He
C. H2
D. Na
6 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
7 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
A. -q
B. +q
C. -2q
D. +4q
8 Which of the following particles would experience the largest magnetic force when projected with the same velocity perpendicular to a magnetic field?
A. Proton
B. Electron
C. He+
D. Li+
9 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
10 The fundamental unit which has same power in the dimensional formula of surface tension and viscosity is:
A. Mass
B. Length
C. Time
D. None

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