# Class 10 Science Chapter 13 Magnetic Effect of Electric Current MCQ Questions with Answer

Magnetic Effect of Electric Current Class 10 MCQ is one of the best strategies to prepare for the CBSE Class 10 Board exam. If you want to complete a grasp concept or work on one’s score, there is no method except constant practice. Students can improve their speed and accuracy by doing more Magnetic Effect of Electric Current class 10, which will help them all through their board test.

## Magnetic Effect of Electric Current MCQ Questions for Class 10 with Answers

Class 10 Science MCQ with answers are given here to Chapter 13 Magnetic Effect of Electric Current. These MCQs are based on the latest CBSE board syllabus and relate to the latest Class 10 Science syllabus. By Solving these Class 10 MCQs, you will be able to analyze all of the concepts quickly in the chapter and get ready for the Class 10 Annual exam.

Learn Magnetic Effect of Electric Current Class 10 MCQ with answers pdf free download according to the latest CBSE and NCERT syllabus. Students should prepare for the examination by solving CBSE Class 10 Magnetic Effect of Electric Current MCQ with answers given below.

Question 1. A strong bar magnet is placed vertically above a horizontal wooden board. The magnetic lines of force will be :
(a) only in horizontal plane around the magnet
(b) only in vertical plane around the magnet
(c) in horizontal as well as in vertical planes around the magnet
(d) in all the planes around the magnet

D

Question 2. The magnetic field lines produced by a bar magnet :
(a) originate from the south pole and end at its north pole
(b) originate from the north pole and end at its east pole
(c) originate from the north pole and end at its south pole
(d) originate from the south pole and end at its west pole

C

Question 3. Which of the following is not attracted by a magnet ?
(a) steel
(b) cobalt
(c) brass
(d) nickel

C

Question 4. A 3-pin mains plug is fitted to the cable for a 1 kW electric kettle to be used on a 250 V a.c. supply. Which of the following statement is not correct ?
(a) The fuse should be fitted in the live wire
(b) A 13 A fuse is the most appropriate value to use
(c) The neutral wire is coloured black
(d) The green wire should be connected to the earth pin.

B

Question 5. A TV set consumes an electric power of 230 watts and runs on 230 volts mains supply. The correct fuse for this TV set is :
(a) 5 A
(b) 3 A
(c) 1 A
(d) 2 A

D

Question 6. The magnetic effect of current was discovered by :
(a) Maxwell
(b) Fleming
(c) Oersted

C

Question 7: Which one of the following substances is the magnetic substances?
(a) Mercury
(b) Iron
(c) Gold
(d) Silver

B

Question 8. The axis of earth’s magnetic field is inclined with the geographical axis at an angle of about :
(a) 5°
(b) 15°
(c) 25°
(d) 35°

B

Question 9. The shape of the earth’s magnetic field resembles that of an imaginary :
(a) U-shaped magnet
(b) Straight conductor carrying current
(c) Current-carrying circular coil
(d) Bar magnet

B

Question 10: A current carrying wire in the neighbour hood produces
(a) no field
(b) electric and magnetic fields
(c) electric field only
(d) magnetic field only

D

Question 11: Along the direction of current carrying wire, the value of magnetic field is
(a) zero
(b) infinity
(c) depends on the length of the wire
(d) uncertain

A

Question 12 : The magnetic lines of force, inside a current carrying solenoid, are
(a) along the axis and are parallel to each other
(b) perpendicular to the axis and equidistance from each other
(c) circular and they do not intersect each other
(d) circular at the ends but they are parallel to the axis inside the solenoid.

A

Question 13: Which of the following determines the direction of magnetic field due to a current carrying conductor?
(a) Faraday’s laws of electromagnetic induction
(b) Fleming’s left-hand rule
(c) Lenz’s rule
(d) Maxwell’s cork screw rule

D

Question 14: The value of magnetic field due to a small element of current carrying conductor at a distance r and lying on the plane perpendicular to the element of conductor is
(a) zero
(b) maximum
(c) inversely proportional to the current
(d) none of the above

B

Question 15: When an electron beam is moving in a magnetic field, then the work done is equal to the
(a) charge of electron
(b) magnetic field
(c) product of electronic charge and the magnetic field
(d) zero

D

Question 16: The value of intensity of magnetic field at a point due to a current carrying conductor depends
(a) Only on the value of current
(b) Only on a small part of length of conductor
(c) On angle between the line joining the given point to the mid point of small length and the distance between the mall length and the given point
(d) On all of the above

D

Question 17: The direction of magnetic lines of forces close to a straight conductor carrying current will be
(a) along the length of the conductor
(c) circular in a plane perpendicular to the conductor
(d) helical

C

Question 18: An induced e.m.f. is produced when a magnet is plunged into a coil. The strength of the induced e.m.f. is independent of
(a) the strength of the magnet
(b) number of turns of coil
(c) the resistivity of the wire of the coil
(d) speed with which the magnet is moved

C

Whoever needs to take the CBSE Class 10 Board Exam should look at this MCQ. To the Students who will show up in CBSE Class 10 Science Board Exams, It is suggested to practice more and more questions. Aside from the sample paper you more likely had solved. These Magnetic Effect of Electric Current Class 10 MCQ are ready by the subject specialists themselves.

Question 19: A current carrying loop lying in a magnetic field behaves like a.
(a) A magnetic dipole
(b) magnetic pole
(c) magnetic material
(d) non-magnetic material

A

Question 20: Two identical coaxial circular loops carry a current i each circulating in the same direction. If the loops approach each other, you will observe that
(a) the current in each increases,
(b) the current in each decreases,
(c) the current in each remains the same,
(d) the current in one increases whereas that in the other decreases

B

Question 21: The laws of electromagnetic induction have been used in the construction of a
(a) galvanometer
(b) voltmeter
(c) electric motor
(d) generator

D

Question 22: The device used for producing electric current is called a
(a) generator
(b) galvanometer
(c) ammeter
(d) motor

A

Question 23: Direction of induced e.m.f. is determined by –
(a) Fleming’s left hand rule
(b) Fleming’s right hand rule
(c) Maxwell’s rule
(d) Ampere’s rule of swimming

B

Question 24: The phenomenon of electromagnetic induction is –
(a) the process of charging a body.
(b) the process of generating magnetic field due to a current passing through a coil.
(c) producing induced current in a coil due to relative motion between a magnet and the coil.
(d) the process of rotating a coil of an electric motor.

C

Question 25: In an electric motor, conversion takes place of
(a) Chemical energy into electrical energy
(b) Electrical energy into mechanical energy
(c) Electrical energy into light
(d) Electrical energy into chemical energy

B

Question 26: The current in a generator armature is AC because
(a) the magnetic field reverses at intervals
(b) the current in the field coils is AC
(c) the rotation of the armature causes the field through it to reverse
(d) the commutator feeds current into it in opposite directions every half cycle

C

Question 27: A metal sheet is placed in a variable magnetic field which is increasing from zero to maximum. Induced current flows in the directions as shown in figure. The direction of magnetic field will be –

(a) normal to the paper, inwards
(b) normal to the paper,outwards
(c) from east to west
(d) from north to south

B

Question 28: The current in the armature of a motor is reversed every half cycle due to the action of a(n)
(a) armature
(b) field coil
(c) brush
(d) commutator.

D

Question 29: In an electric motor, the energy transformation is
(a) from electrical to chemical
(b) from chemical to light
(c) from mechanical to electrical
(d) from electrical to mechanical

D

Question 30. The magnetic field inside a long straight solenoid carrying current :
(a) is zero
(b) decreases as we move towards its end.
(c) increases as we move towards its end.
(d) is the same at all points.

D

Question 31. The magnetic field lines :
(a) intersect at right angles to one another
(b) intersect at an angle of 45° to each other
(c) do not cross one another
(d) cross at an angle of 60° to one another

C

Question 32. A soft iron bar is inserted inside a current-carrying solenoid. The magnetic field inside the solenoid :
(a) will decrease
(b) will increase
(c) will become zero
(d) will remain the same

B

Question 33. The magnetic field lines in the middle of the current-carrying solenoid are :
(a) circles
(b) spirals
(c) parallel to the axis of the tube
(d) perpendicular to the axis of the tube

B

Question 34. The force exerted on a current-carrying wire placed in a magnetic field is zero when the angle between the wire and the direction of magnetic field is :
(a) 45°
(b) 60°
(c) 90°
(d) 180°

D

Question 35. The north pole of earth’s magnet is in the :
(a) geographical south
(b) geographical east
(c) geographical west
(d) geographical north

A

Question 36. The force experienced by a current-carrying conductor placed in a magnetic field is the largest when the angle between the conductor and the magnetic field is :
(a) 45°
(b) 60°
(c) 90°
(d) 180°

C

You can easily get good marks If you study with the help of Class 10 Magnetic Effect of Electric Current MCQ. We trust that information provided is useful for you. NCERT MCQ Questions for Class 10 Magnetic Effect of Electric Current PDF Free Download would without a doubt create positive results.

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### Frequently Asked Question (FAQs)

How many MCQ questions are there in Class 10 Chapter 13 Science?

In Class 10 Chapter 13 Science, we have provided 36 Important MCQ Questions, But in the future, we will add more MCQs so that you can get good marks in the Class 10 exam.

Can we score good marks in Class 10 Science with the help of Magnetic Effect of Electric Current MCQ Questions?

Yes, MCQ Question is one of the best strategies to make your preparation better for the CBSE Board Exam. It also helps to know the student’s basic understanding of each chapter. So, You can score good marks in the Class 10 Science exam.