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12th Class PHYSICS CHAPTER NO.3 ELECTROMAGNETISM Test No.2 MCQs

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Physics MCQs 2nd Year Chapter No.3 ELECTROMAGNETISM 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 Name : ELECTROMAGNETISM
Chapter No. 3  [ 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.  3  (Test No. 2)
Chapter Name : ELECTROMAGNETISM 
Total MCQ from Text Book :  95
Book Version  : 2022
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  : 12 ( F.Sc. Intermediate)
Total Marks : 95
Total Time :   95 minutes




233

GRADE 12 - PHYSICS CHAPTER NO.3 ELECTROMAGNETISM Test No. 2

GRADE 12 - PHYSICS CHAPTER NO.3 ELECTROMAGNETISM Test No. 2

1 / 95

Which of the following in motion can not be deflected by magnetic field?

2 / 95

A uniform magnetic field is represented by a set of lines of force which are

3 / 95

A charged particle enters at 30° to the magnetic field Its path becomes

4 / 95

The S.I unit of magnetic flux is given by

5 / 95

In order to measure potential difference voltmeter is always connected in

6 / 95

In order to increase sensitivity galvanometer the value of C may by

7 / 95

The brightness of spot on CRO screen is controlled by

8 / 95

The unit of Magnetic Flux

9 / 95

A charged particle is moving in uniform magnetic field in a circle. The radius of circular path is R. If q nervy of particle is doubled then the new radius will be

10 / 95

The brightness of the spot on CRO screen is controlled by

11 / 95

The ray which remain undeflected in a magnetic field is

12 / 95

In case of conversion of galvanometer into ammeter the shunt resistance is connected

13 / 95

Voltmeter of range IV has a resistance of 1000?. To extend the range to 10V the additional series required is

14 / 95

Which is the correct relation

15 / 95

An avometer can also be called as

16 / 95

In order to increase the range of an ammeter, the shunt resistance is

17 / 95

One Tesla is equal to

18 / 95

A horizontal wire of 10cm and mass 0.3gm carries a current of 5A. Which of the following is the magnitude of the magnetic field that can support the weight of wire?

19 / 95

A power line lies along east-west direction and carries a current of 10A. Which of the following is the force Per meter due to earth's magnetic-field of 10-4 tesla?

20 / 95

The sensitivity of galvanometer is given by

21 / 95

Two parallel straight wires carrying current in same direction will

22 / 95

The number of electrons on CRO is controlled by

23 / 95

An electron is moving in -a circle of radius r in a uniform magnetic field B. Suddenly the field is reduced to The radius of circle now becomes

24 / 95

A current flows in a conductor from east to west. The direction of the magnetic field at a point above the conductor is towards

25 / 95

The radius of curvature of the path of charged particle in a uniform magnetic field is directly proportional the

26 / 95

Torque is produced in a current carrying coil when it is placed in a

27 / 95

In a current carrying long solenoid the magnetic filed produced does not depend upon

28 / 95

The brightness of spot in CRO is controlled by

29 / 95

AVOmeter basically consists of

30 / 95

Total Flux through a closed surface depends on

31 / 95

The effective way to increase the sensitivity of moving coil galvanometer is

32 / 95

The galvanometer can be made sensitive by making the factor BAN/C

33 / 95

The resistance of an ideal ammeter

34 / 95

A device which can measure current, potential difference and resistance is called

35 / 95

1 Tesla =

36 / 95

If a long hollow copper pipe carries a direct current The magnetic field due to current will be

37 / 95

A voltmeter is always connected in circuit in

38 / 95

A proper combination of a galvanometer and a series of resistance acts as

39 / 95

The SI unit of electric flux is:

40 / 95

A charged particle moves along a circle under the action of possible electric and magnetic fields. Which of the following is possible

41 / 95

An electron and a proton enter a magnetic field with same velocity. Which of the following is the ratio of the acceleration

42 / 95

A voltmeter is always connected in

43 / 95

The sum of electric and magnetic force is called

44 / 95

The magnetic flux B is equal to

45 / 95

When an electron is entered in a magnetic field, The magnitude of velocity of electron

46 / 95

The CRO is used for

47 / 95

The value of e/m is smallest for

48 / 95

When a charge is projected perpendicular to a uniform magnetic field, its path is

49 / 95

The e/m of a neutron is

50 / 95

The SI unit of magnetic induction is

51 / 95

To convert a-galvanometer into an ammeter, of range I ampere the shunt resistance is given by

52 / 95

A 2Mev proton is moving perpendicular to a uniform magnetic field of 2.5T. Which of the following is the magnetic force on proton?

53 / 95

In order to increase the range of voltmeter, the series resistance is

54 / 95

The magnetic force is

55 / 95

If a charge is at rest in a magnetic field then force on charge is

56 / 95

A voltmeter is an electrical instrument which is used to measure

57 / 95

A charged particle moves through a magnetic field in a direction perpendicular to it. Which of the following remain unchanged for the partical

58 / 95

If 0.5 T filled over an area of 2(m2) which lies at an angle of 60° with field. Then the resulting flux will he

59 / 95

Emf is induced due to change in

60 / 95

The unit of magnetic flux is

61 / 95

The brightness of spot in CRO is controlled by

62 / 95

If a high resistance is connected in series to a galvanometer, then galvanometer is converted into

63 / 95

A charged particle enters in a strong magnetic field its k.E.

64 / 95

One Tesla is equal to

65 / 95

Useful device to measure resistance current and voltage is an electronic instrument called

66 / 95

An electron enters the magnetic field at right angle from left B is into paper. The electron will be deflected

67 / 95

DMM stands for

68 / 95

If a high resistance is connected in series with the galvanometer the resulting instrument is called

69 / 95

Magnetic effect of current was discovered by

70 / 95

The magnetic force is simply a

71 / 95

Galvanometer can be converted into voltmeter by connecting a high resistance in:

72 / 95

The value of permeability of free space µ0 is given by

73 / 95

A magnetic needle is kept in a non-uniform magnetic field it experience

74 / 95

Brightness of screen of CRO controlled by

75 / 95

Proton and a - particle moving with same velocity enter a magnetic field perpendicularly. Which of the following is the ratio of radius of proton to a - particle

76 / 95

The sensitivity of a galvanometer can be, increased by

77 / 95

The brightness of the spot on CRO screen is controlled by

78 / 95

A magnet drops down a long vertical copper tube. As it falls down the tube its velocity

79 / 95

The resistance of ideal voltmeter is

80 / 95

1 tesla is equal to

81 / 95

Two parallel wire carrying current in the same direction attract each other because of

82 / 95

The charges moving perpendicular to magnetic field experience force

83 / 95

A strong magnetic field is applied to a stationary electron then

84 / 95

The sensitivity of galvanometer is given by

85 / 95

The relation between current I and angle of deflection ? in a moving coil galvanometer is

86 / 95

Torque on a current carrying coil is given by

87 / 95

Shunted galvanometer is called

88 / 95

The high resistance Rh to convert a galvanometer into a voltmeter is Rh=

89 / 95

Force on a charged particle is zero when projected at angle with the magnetic field

90 / 95

Two parallel wires carrying current in the same direction:

91 / 95

A current carrying loop is placed in a uniform magnetic field. The torque acting on it, does not depend upon

92 / 95

Lorentz force is given by

93 / 95

If the number of turns become double but length remain same, then magnetic field in the solenoid become:

94 / 95

Energy stored per unit volume inside a solenoid is called

95 / 95

The sensitivity of galvanometer is given by

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2nd Year PHYSICS notes and MCQs are according to latest Paper Pattern of Punjab Boards, All Exercises in Textbooks are solved to ensure the Quality Education to Medical College Students. All MCQs are according to UHS (University of Health Sciences) Lahore approved Syllabus.

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