2nd Year PHYSICS MCQs Chapter No.6 PHYSICS OF SOLIDS Online MDCAT Test No.2

Physics MCQs 2nd Year Chapter No. 6 PHYSICS OF SOLIDS Test No. 2, FSc, Grade 12, Second Year Multiple Choice Questions, Medical College ( MDCAT ) , ECAT & University Admission Entry Test Exams Online Preparation, Chapter Wise Questions Answers Quiz Notes in Pdf Download, All Old Board Papers included, All Queries reply within 24 Hours. Click here to Contact us for any Query/Question regarding Exams.

PHYSICS – 2nd Year
Chapter No. 6  [ Test No.2 ]
Multiple Choice Questions
Note : All MCQ’s selected in this test are from OLD F.Sc. board , UHS and PMC(Pakistan Medical Commission) Islamabad Papers.


Book Name :  PHYSICS
Chapter No. 6 ( Test No. 2 )
Total MCQ from Text Book :  101
Book Version  :

Published By : Punjab Text Book Board Lahore
Approved By : Govt of the Punjab and Federal Ministry for Education
Test Type : MCQ’s
Exam conduct By : Inter Boards of Sindh, KPK, Balochistan, AJK, Gilgit Baltistan, Punjab & Federal
Class / Grade  : 12th ( F.Sc. Intermediate)
Total Marks : 101
Total Time :   101 minutes




1 / 101

The field produced by an electron is generated by its

2 / 101

In a semiconductor material, the total current is due to flow of

3 / 101

At 0 k semi-conductors are

4 / 101

A trivalent impurity is usually called

5 / 101

Each domain behaves like a

6 / 101

Curie temperature of iron is

7 / 101

The critical temperature of mercury is

8 / 101

The young's modulus of steel is

9 / 101

With rise in temperature, the specific resistance of a semiconductor

10 / 101

Which one is pentavalent impurity?

11 / 101

Large area of hysteresis loop shows

12 / 101

The first superconductor was discovered in

13 / 101

The process in which magnetization reduces to zero by reversing the magnetizing current is called

14 / 101

The SI unit of stress is same as that of

15 / 101

In N-type substances, the minority charge carriers are

16 / 101

The idea that all magnetic effects may be (Inc to circulating currents was first held by

17 / 101

On doping, the conductivity of semiconductor

18 / 101

The critical temperature for mercury is

19 / 101

In p-type substances, the majority carriers are

20 / 101

The substance which shows practically no elastic after effect is

21 / 101

Water copper bismuth and antimony are examples of

22 / 101

The practical use of superconductors is

23 / 101

Minority carries in p-type substances are

24 / 101

Which of the following does not undergo plastic deformation?

25 / 101

A pure semi-conductor behaves like an insulator at

26 / 101

When the conductivity of a semiconductor is only due to the breaking of the covalent bonds, the semiconductor is called

27 / 101

Domains are exited in

28 / 101

Which one of the following can become a good permanent magnet?

29 / 101

All the magnetic materials lose their magnetic properties when

30 / 101

The curie temperature for iron is about

31 / 101

The area under hysteresis loop is proportional to

32 / 101

Iron, cobalt and nickel are examples of

33 / 101

A permanent magnetic is made from a materials which is

34 / 101

Magnetism lags behind the magnetizing current this phenomenon is called

35 / 101

The critical temperature of tin is

36 / 101

Which one of the following can become a good temporarily magnet?

37 / 101

Curie temperature of iron is

38 / 101

Each domain of the order of millimeters of a certain substances might certain

39 / 101

When the current reduced to zero and the material remain magnetized this property is called

40 / 101

The Curie temperature of iron is

41 / 101

The modulus of elasticity of a material does not depend upon

42 / 101

The instrument which helps in studying the process of hysteresis is

43 / 101

The critical temperature (Te) of lead is

44 / 101

To get N-type the Ge is dopped with

45 / 101

The temperature at which the material loses its orderliness due to increase in thermal vibration is called

46 / 101

The retentivity of the steel is

47 / 101

A pentavalent impurity is usually called

48 / 101

A steel wire is loaded by a 2 kg mass. If the radius of wire is doubled, its extension will become

49 / 101

In p-type substances, the minority carriers are

50 / 101

The modulus of rigidity of a liquid is

51 / 101

The energy required to magnetize or demagnetize the material is called

52 / 101

If the tensile force is suddenly removed from a wire then its temperature will

53 / 101

Energy per unit volume of a stretched wire is

54 / 101

The materials whose resistivity becomes zero below a certain temperature are called

55 / 101

The substances in which magnetic fields produced by orbital and spin motion of electrons add up to zero, are called

56 / 101

When a magnet is heated it

57 / 101

A p-type crystal is

58 / 101

The core of transformer is laminated or reduces

59 / 101

A wire can support a load w without breaking. It is cut into two equals' parts. The maximum load at each part can support is

60 / 101

The most suitable metal for making permanent magnet is

61 / 101

Which of the following substance has highest elasticity?

62 / 101

Which one of the following is not semiconductor?

63 / 101

A device used to detect very weak magnetic field produced by brain is name as

64 / 101

If a magnetic material is beaten with a hammer then it magnetism

65 / 101

A small microscopic region of a substance containing about 10

66 / 101

Which one of the following is a polymeric solid

67 / 101

The temperature below which the resistivity of a superconductor falls to zero is called

68 / 101

Which is the most suitable material for making permanent magnetic?

69 / 101

Which one pair belong to acceptor impurity

70 / 101

The critical temperature of lead is

71 / 101

A freely suspended bar magnet oscillates with a period T. If it is cut into two equal parts parallel to its length, the time period of each part will be

72 / 101

Above curie temperature iron behaves as

73 / 101

In n-type substances, the minority carriers are

74 / 101

Which type of impurity is to be added to a pure semi-conductor crystal to provide holes

75 / 101

A material with high retentivity and large coercivity is most useful to make

76 / 101

Substances which break just after the elastic limit is reached are called

77 / 101

Aluminum, tin and lead are superconductors

78 / 101

Conductors have conductivities of the order of

79 / 101

A cable is shortened to half its length. The maximum load it can support without exceeding its elastic limit is

80 / 101

The critical temperature of aluminum is

81 / 101

The conductivity of semi-conductor is of the order of

82 / 101

The substances in which the atoms cooperate with each other in such a way to exhibit a strong magnetic effects is called

83 / 101

Curie is the unit of

84 / 101

Good conductors have conductivities of the order of

85 / 101

Which of the following is the bonding in a germanium crystal?

86 / 101

The critical temperature of aluminum is

87 / 101

Within each domain, the magnetic field of all the spinning electrons are

88 / 101

The breaking stress of a material is defined as

89 / 101

The young's modulus of water is

90 / 101

The material of a permanent magnet has

91 / 101

Substances which undergo plastic deformation until they break are known as

92 / 101

Yttrium barium copper oxide (YBa2Cu3O7) can become superconductor at

93 / 101

A superconductor with critical temperature above 77K (boiling point of liquid nitrogen) is referred as

94 / 101

Hysteresis curve is studied in terms of

95 / 101

The first superconductor was discovered by

96 / 101

The critical temperature for aluminum is

97 / 101

Which one of the following is crystalline solid

98 / 101

The fractional change in volume per unit increase in pressure is called

99 / 101

Demagnetization of a magnet can be done by

100 / 101

A hole in a p-type semiconductor is

101 / 101

A body which does not undergo any deformation when subjected to set of balanced force is called

Your score is

The average score is 33%


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