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

The conductivity of a superconductor is

Question # 2

The velocity of a particle at an instant is 10 m/s and after 5s the velocity of the particle is 20 m/s. The velocity 3s before in m/s is:

Question # 3

At 0°K which of the following properties of a gas will be zero?

Question # 4

Two electric bulbs of 200 W and 100 W have same voltage. If R1and R2be their resistance respectively then

Question # 5

To get a resultant displacement of 10 m, two displacement vectors of magnitude 6 m and 8 m should be combined

Question # 6

An object is placed at a distance of f/2 from a convex lens. The image will be

Question # 7

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

Question # 8

The frequency of the incident light falling on a photosensitive metal plate is doubled, the kinetic energy of the emitted photoelectrons is

Question # 9

Band spectrum is produced by

Question # 10

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 # 11

In Which case does the potential energy decreases?

Question # 12

To make the frequency double of an oscillator, we have to

Question # 13

The dimensional formula for the modulus of elasticity is same as that for:

Question # 14

Who explained the origin of the Fraunhoffer lines?

Question # 15

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

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 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
2 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
3 Copper and germanium are cooled to 70K from room temperature, then
A. Resistance of copper increases while that of germanium decreases
B. Resistance of copper decreases while that of germanium increases
C. Resistance of both decreases
D. Resistance of both increases
4 A force of 10N is acting along y-axis. Its component along x-axis is
A. 10N
B. 20N
C. 100N
D. Zero N
5 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
A. Half the image will disappear
B. No change either in size or in intensity
C. Intensity of image will increase
D. Intensity of the image will decrease
6 Radio waves of constant amplitude can be generated with
A. Rectifier
B. Filter
C. FET
D. oscillator
7 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
8 The percentage errors in the measurements of mass and speed are 2% and 3% respectively. How much will be the maximum error in the estimate of the kinetic energy obtained by measuring mass and speed
A. 11%
B. 8%
C. 5%
D. 1%
9 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
10 Who explained the origin of the Fraunhoffer lines?
A. Fraunhoffer
B. Kirchhoff
C. Fresnel
D. Snell

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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