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

One cannot see fog because

Question # 2

A wire of radius r has resistance R, It it is stretched to a wire of r/2 radius, then the resistance becomes

Question # 3

Choose the correct statement

Question # 4

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 # 5

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

Question # 6

A piece of fuse wire melts when a current of 15 ampere flows through it.
With this current, if it dissipates 22.5 W, the resistance of fuse wire will be

Question # 7

To explain his theory Bohr used

Question # 8

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

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

For production of beats the two sources must have

Question # 11

The contrast in the fringes in any interference pattern depends on

Question # 12

Which quantity is increased in step-down transformer?

Question # 13

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

Question # 14

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 # 15

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

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    Zarrar Durrani 12 - Jul - 2024 12 Min 04 Sec 13/15
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    Aqeela Batool 16 - Dec - 2022 10 Min 50 Sec 9/15
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    M.umais 18 - Jul - 2021 02 Min 58 Sec 8/15
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    Muhammad Mujahid 11 - Jan - 2019 03 Min 06 Sec 8/15
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    Hajra 01 - Dec - 2018 03 Min 05 Sec 7/15
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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 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
2 A 220 V, 50 Hz. A.C. source is connected to an inductance of 0.2 H and a resistance of 20 ohm in series. What is the current in the circuit?
A. 10 A
B. 5 A
C. 33.3 A
D. 3.33 A
3 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%
4 Angular momentum is
A. Vector (axial)
B. Vector (polar)
C. Scalar
D. None of these
5 How much water a pump of 2kW can raise in one minute to a height of 10 m, take g = 10 m/s2?
A. 1000 liters
B. 1200 liters
C. 100 liters
D. 2000 liters
6 A planet is observed by an astronomical refracting telescope having an objective of focal length 16 m and an eyepiece of focal length 2 cm.
A. The distance between the objective and the eyepiece is 8 m
B. The angular magnification of the planet is 200
C. The image of the planet is inverted
D. The objective is smaller than the eyepiece
7 Which of the following is not thermo dynamical function?
A. Enthalpy
B. Work done
C. Gibb's energy
D. Internal energy
8 In case of p-n junction diode, at high value of reverse bias, the current rises sharply. The value of reverse bias is known as:
A. Cut off voltage
B. Zener voltage
C. Inverse voltage
D. Critical voltage
9 A p-n junction has a thickness of the order of:
A. 1 cm
B. 1 mm
C. 10-6cm
D. 10-12cm
10 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

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  • Khalid Khan

    Khalid Khan

    28 Mar 2024

    paring scheme of mathh

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