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

A sun rise or sun set, the sun looks reddish because:

Question # 2

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

Question # 3

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 # 4

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

Question # 5

A (100 W, 200 V) bulb is connected to a 160 V power supply. The power consumption would be

Question # 6

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

Question # 7

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

Question # 8

The initial velocity of a body moving along a straight line in 7 m/s. It has a uniform acceleration of 4 m/s2. The distance covered by the body in the 5th second of its motion is

Question # 9

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

Question # 10

The dot product of two vectors is negative when

Question # 11

A 50-volt battery is connected across 10-ohm resistor. The current is 4.5 A. The internal resistance of the battery is

Question # 12

The contrast in the fringes in any interference pattern depends on

Question # 13

If the period of oscillation of mass (M) suspended from a spring is 2s, then the period of mass 4M will be

Question # 14

Which of the following is the only vector quantity?

Question # 15

Which one of the following is a simple harmonic motion?

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 A body moves a distance of 10 m along a straight line under the action of a force of 5 Newton's. If the work done is 25 joules, the angle which the force takes with the direction of motion of the body is:
A. 0°
B. 30°
C. 60°
D. 90°
2 The half-life of a radio-isotope is 5 years. The fraction of atoms decayed in this substance after 15 years will be
A. 1
B. 3/4
C. 7/8
D. 5/8
3 Quantity that remains unchanged in a transformer is
A. Voltage
B. Current
C. Frequency
D. None of these
4 The number of translation degrees of freedom for a diatomic gas is
A. 2
B. 3
C. 5
D. 6
5 Two point charges A and B separated by a distance R attract each other with a force of 12 x 10-3N. The force between A and B when the charges on them are doubled and distance is halved
A. 1.92 N
B. 19.2 N
C. 12 N
D. 0.192 N
6 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
7 The contrast in the fringes in any interference pattern depends on
A. Fringe width
B. Intensity ratio of the sources
C. Distance between the slits
D. Wavelength
8 A boy is dropped from a tower with zero velocity, reaches ground in 4s. The height of the tower is about
A. 80 m
B. 20 m
C. 160 m
D. 40 m
9 If the amplitude of sound is doubled and the frequency reduced to one-fourth, the intensity of sound at the same point will be
A. Increasing by a factor of 2
B. Decreasing by a factor of 2
C. Decreasing by a factor of 4
D. Unchanged
10 A cable breaks if stretched by more than 2 mm. It is cut into two equal parts. How much either part can be stretched without breaking?
A. 0.25 m
B. 0.5 m
C. 1 mm
D. 2 mm

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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