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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




231

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

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

1 / 95

The brightness of spot in CRO is controlled by

2 / 95

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

3 / 95

Energy stored per unit volume inside a solenoid is called

4 / 95

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

5 / 95

The e/m of a neutron is

6 / 95

The SI unit of electric flux is:

7 / 95

Brightness of screen of CRO controlled by

8 / 95

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

9 / 95

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

10 / 95

The brightness of the spot on CRO screen is controlled by

11 / 95

Magnetic effect of current was discovered by

12 / 95

The S.I unit of magnetic flux is given by

13 / 95

The magnetic force is

14 / 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?

15 / 95

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

16 / 95

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

17 / 95

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

18 / 95

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

19 / 95

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

20 / 95

The resistance of an ideal ammeter

21 / 95

A voltmeter is always connected in circuit in

22 / 95

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

23 / 95

A voltmeter is an electrical instrument which is used to measure

24 / 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

25 / 95

The brightness of spot on CRO screen is controlled by

26 / 95

Shunted galvanometer is called

27 / 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

28 / 95

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

29 / 95

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

30 / 95

The brightness of the spot on CRO screen is controlled by

31 / 95

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

32 / 95

Torque on a current carrying coil is given by

33 / 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

34 / 95

The sensitivity of galvanometer is given by

35 / 95

The ray which remain undeflected in a magnetic field is

36 / 95

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

37 / 95

The value of e/m is smallest for

38 / 95

The sensitivity of a galvanometer can be, increased by

39 / 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?

40 / 95

Emf is induced due to change in

41 / 95

Two parallel wires carrying current in the same direction:

42 / 95

A strong magnetic field is applied to a stationary electron then

43 / 95

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

44 / 95

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

45 / 95

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

46 / 95

The charges moving perpendicular to magnetic field experience force

47 / 95

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

48 / 95

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

49 / 95

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

50 / 95

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

51 / 95

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

52 / 95

The SI unit of magnetic induction is

53 / 95

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

54 / 95

The value of permeability of free space µ0 is given by

55 / 95

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

56 / 95

One Tesla is equal to

57 / 95

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

58 / 95

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

59 / 95

One Tesla is equal to

60 / 95

The number of electrons on CRO is controlled by

61 / 95

Which is the correct relation

62 / 95

The CRO is used for

63 / 95

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

64 / 95

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

65 / 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

66 / 95

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

67 / 95

Total Flux through a closed surface depends on

68 / 95

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

69 / 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?

70 / 95

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

71 / 95

1 tesla is equal to

72 / 95

Two parallel straight wires carrying current in same direction will

73 / 95

1 Tesla =

74 / 95

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

75 / 95

The sensitivity of galvanometer is given by

76 / 95

The resistance of ideal voltmeter is

77 / 95

DMM stands for

78 / 95

The unit of magnetic flux is

79 / 95

Lorentz force is given by

80 / 95

The unit of Magnetic Flux

81 / 95

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

82 / 95

The magnetic force is simply a

83 / 95

The brightness of spot in CRO is controlled by

84 / 95

In order to measure potential difference voltmeter is always connected in

85 / 95

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

86 / 95

A voltmeter is always connected in

87 / 95

An avometer can also be called as

88 / 95

The sensitivity of galvanometer is given by

89 / 95

The sum of electric and magnetic force is called

90 / 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

91 / 95

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

92 / 95

The magnetic flux B is equal to

93 / 95

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

94 / 95

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

95 / 95

AVOmeter basically consists of

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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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