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

If the metal bob is a simple pendulum is replaced by a wooden bob, then its time period will

Question # 2

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?

Question # 3

Which of the following is not thermo dynamical function?

Question # 4

A boy is dropped from a tower with zero velocity, reaches ground in 4s. The height of the tower is about

Question # 5

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 # 6

What will be the ratio of the distance moved by a freely falling body from rest in 4th and 5th seconds of journey?

Question # 7

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

Question # 8

A couple produces

Question # 9

A cable that can support a load W is cut into two equal parts. The maximum load that can be supported by either part is:

Question # 10

Planck's constant has the dimensions of:

Question # 11

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

Question # 12

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

Question # 13

The motion without consideration of its cause is studied in

Question # 14

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

Question # 15

The part of a transistor which is heavily doped to produce large number of majority carriers is

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 One cannot see fog because
A. Fog absorbs light
B. The refractive index of fog is infinity
C. Light suffers total reflection at the droplet in a fog
D. Light is scattered by the droplet in fog
2 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
3 A wire is stretched to double of its length. The strain is
A. 2
B. 1
C. zero
D. 0.5
4 A sun rise or sun set, the sun looks reddish because:
A. The sun is coldest at these times
B. Of the effects of reflection and refraction
C. The sun is hottest at these times
D. Of the scattering of light
5 A force of 10N is acting along y-axis. Its component along x-axis is
A. 10N
B. 20N
C. 100N
D. Zero N
6 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
7 The force between two charges 0.06 m apart is 5 N. If each charge is moved towards the other by 0.01 m, then the force between them will become
A. 7.20 N
B. 11.25 N
C. 22.50 N
D. 45.00
8 The dimensional formula of torque is:
A. [ML2T-2]
B. {MLT-2]
C. [ML-1T-2]
D. [ML-2T-2]
9 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
10 Mechanical waves on the surfaces of a liquid are
A. Transverse
B. Longitudinal
C. Torsional
D. both transverse and longitudinal

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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