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

With rise in temperature, the specific resistance of a semiconductor

2 / 101

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

3 / 101

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

4 / 101

The critical temperature for mercury is

5 / 101

A pentavalent impurity is usually called

6 / 101

When a magnet is heated it

7 / 101

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

8 / 101

The energy required to magnetize or demagnetize the material is called

9 / 101

Which one is pentavalent impurity?

10 / 101

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

11 / 101

Which of the following does not undergo plastic deformation?

12 / 101

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

13 / 101

All the magnetic materials lose their magnetic properties when

14 / 101

Demagnetization of a magnet can be done by

15 / 101

The curie temperature for iron is about

16 / 101

The substance which shows practically no elastic after effect is

17 / 101

Substances which undergo plastic deformation until they break are known as

18 / 101

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

19 / 101

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

20 / 101

The instrument which helps in studying the process of hysteresis is

21 / 101

The material of a permanent magnet has

22 / 101

The first superconductor was discovered by

23 / 101

The core of transformer is laminated or reduces

24 / 101

In n-type substances, the minority carriers are

25 / 101

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

26 / 101

The critical temperature of aluminum is

27 / 101

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

28 / 101

Iron, cobalt and nickel are examples of

29 / 101

The area under hysteresis loop is proportional to

30 / 101

The young's modulus of water is

31 / 101

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

32 / 101

The critical temperature of aluminum is

33 / 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

34 / 101

The most suitable metal for making permanent magnet is

35 / 101

Water copper bismuth and antimony are examples of

36 / 101

In p-type substances, the minority carriers are

37 / 101

Which one of the following is a polymeric solid

38 / 101

Which one of the following is not semiconductor?

39 / 101

Large area of hysteresis loop shows

40 / 101

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

41 / 101

Which one pair belong to acceptor impurity

42 / 101

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

43 / 101

The breaking stress of a material is defined as

44 / 101

Which of the following substance has highest elasticity?

45 / 101

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

46 / 101

The critical temperature (Te) of lead is

47 / 101

The SI unit of stress is same as that of

48 / 101

In p-type substances, the majority carriers are

49 / 101

The critical temperature of tin is

50 / 101

Each domain behaves like a

51 / 101

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

52 / 101

Aluminum, tin and lead are superconductors

53 / 101

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

54 / 101

The field produced by an electron is generated by its

55 / 101

Which one of the following is crystalline solid

56 / 101

Magnetism lags behind the magnetizing current this phenomenon is called

57 / 101

The practical use of superconductors is

58 / 101

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

59 / 101

The retentivity of the steel is

60 / 101

The critical temperature for aluminum is

61 / 101

In N-type substances, the minority charge carriers are

62 / 101

A trivalent impurity is usually called

63 / 101

The young's modulus of steel is

64 / 101

Hysteresis curve is studied in terms of

65 / 101

To get N-type the Ge is dopped with

66 / 101

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

67 / 101

The conductivity of semi-conductor is of the order of

68 / 101

The Curie temperature of iron is

69 / 101

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

70 / 101

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

71 / 101

Curie temperature of iron is

72 / 101

Domains are exited in

73 / 101

The first superconductor was discovered in

74 / 101

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

75 / 101

Curie is the unit of

76 / 101

The critical temperature of mercury is

77 / 101

Yttrium barium copper oxide (YBa2Cu3O7) can become superconductor at

78 / 101

A p-type crystal is

79 / 101

Conductors have conductivities of the order of

80 / 101

The modulus of elasticity of a material does not depend upon

81 / 101

The modulus of rigidity of a liquid is

82 / 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

83 / 101

A permanent magnetic is made from a materials which is

84 / 101

At 0 k semi-conductors are

85 / 101

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

86 / 101

A pure semi-conductor behaves like an insulator at

87 / 101

On doping, the conductivity of semiconductor

88 / 101

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

89 / 101

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

90 / 101

Curie temperature of iron is

91 / 101

A hole in a p-type semiconductor is

92 / 101

A small microscopic region of a substance containing about 10

93 / 101

Above curie temperature iron behaves as

94 / 101

Good conductors have conductivities of the order of

95 / 101

Energy per unit volume of a stretched wire is

96 / 101

Minority carries in p-type substances are

97 / 101

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

98 / 101

The critical temperature of lead is

99 / 101

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

100 / 101

Which is the most suitable material for making permanent magnetic?

101 / 101

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

Your score is

The average score is 31%


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