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

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 # 2

With the increase of temperature viscosity

Question # 3

In which of the following states does the incandescent substance give continuous spectrum?

Question # 4

Planck's constant has the dimensions of:

Question # 5

A body moving in circular motion with constant speed has

Question # 6

Which of the following lists of physical quantities consists only of vectors:

Question # 7

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

Question # 8

The modulus of rigidity of a liquid is

Question # 9

A motorist travels A to B at a speed at 40 km/h and returns at speed of 60 km/h. His average speed will be

Question # 10

In a voltmeter the conduction takes place due to

Question # 11

The mass defect for the nucleus of helium is 0.0303 a.m.u. What is the binding energy per nucleon for helium in MeV?

Question # 12

The henry is the unit for

Question # 13

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

Question # 14

A wire is stretched to double of its length. The strain is

Question # 15

If the dot product of two non-zero vectors vanishes, the vectors will be

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NAT-II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 What is the average energy of N molecules of monoatomic gas?
A. 1/2 NKT
B. NKT
C. 3/2 NKT
D. 5/2 NKT
2 The average binding energy of a nucleus inside an atomic nucleus is about
A. 8 MeV
B. 8 eV
C. 8 Joules
D. 8 ergs
3 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
4 A moving charge will gain energy due to the application of
A. Electric field
B. Magnetic field
C. Both of these
D. None of these
5 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
6 There are discrete energy levels in atoms. It was first experimentally demonstrated by
A. Rutherford's experiment
B. Franck Hertz experiment
C. Marsden's experiment
D. Somerfield experiment
7 Which of the following is not thermo dynamical function?
A. Enthalpy
B. Work done
C. Gibb's energy
D. Internal energy
8 The smooth or steady stream-line flow is know as
A. Laminar flow
B. Turbulent flow
C. Both a and b
D. None of the above
9 Which one of the following phenomena is not explained by Hugen's construction of wavefront?
A. Refraction
B. Reflection
C. Diffraction
D. Origin of sepectra
10 The length of a telescope is 36 cm. The focal lengths of its lenses can be
A. 30 cm, 6 cm
B. -30 cm, -6 cm
C. 30 cm, -6cm
D. -30cm, 6cm

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