CBSE Class 10 Science Magnetic Effects of Electric Current MCQs Set B

Refer to CBSE Class 10 Science Magnetic Effects of Electric Current MCQs Set B provided below available for download in Pdf. The MCQ Questions for Class 10 Science with answers are aligned as per the latest syllabus and exam pattern suggested by CBSE, NCERT and KVS. Chapter 13 Magnetic Effects of Electric Current Class 10 MCQ are an important part of exams for Class 10 Science and if practiced properly can help you to improve your understanding and get higher marks. Refer to more Chapter-wise MCQs for CBSE Class 10 Science and also download more latest study material for all subjects

MCQ for Class 10 Science Chapter 13 Magnetic Effects of Electric Current

Class 10 Science students should refer to the following multiple-choice questions with answers for Chapter 13 Magnetic Effects of Electric Current in Class 10.

Chapter 13 Magnetic Effects of Electric Current MCQ Questions Class 10 Science with Answers

Assertion and Reason

DIRECTION : In the following questions, a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as:
(a) Both assertion (A) and reason (R) are true and reason (R) is the correct explanation of assertion (A).
(b) Both assertion (A) and reason (R) are true but reason (R) is not the correct explanation of assertion (A).
(c) Assertion (A) is true but reason (R) is false.
(d) Assertion (A) is false but reason (R) is true.
(e) Both Assertion and Reason are false.

Question. Assertion : An induced e.m.f. appears in any coil in which the current is changing.
Reason : Self induction phenomenon obeys Faraday’s law of induction.
Answer : B

Question. Assertion : A solenoid tends to expand, when a current passes through it.
Reason : Two straight parallel metallic wires carrying current in same direction attract each other.
Answer : D

Question. Assertion : Safety fuses are made up of materials having a low melting point.
Reason : Safety fuses should be resistant to electric current.
Answer : C

Question. Assertion : AC load line is used for long distance transmission.
Reason : It has very less loss of energy in long distance transmission.
Answer : A

Question. Assertion : Copper is used to make electric wires.
Reason : Copper has very low electrical resistance.
Answer : A

Question. Assertion : When two bulbs are operated on same voltage supply, having power 60W and 100W then 100W bulb has less resistance than 60W.
Reason : The power of the bulb is directly proportional to the square of the voltage.
Answer : B

Question. Assertion : The magnetic field produced by a current carrying solenoid is independent of its length and cross-section area.
Reason : The magnetic field inside the solenoid is uniform.
Answer : B

 

Question : SI unit of magnetic field strength is 

(a) Oersted
(c) Volt 
(b) Ampere
(d) Ohm
 
Question :  Inside the magnet the field lines run 
(a) From south to north
(c) From north to south 
(b) Away from north pole
(d) Away from the south pole
 
Question :  The magnetic field strength of a solenoid can be increased by inserting 
(a) A wooden piece into it
(c) A glass piece into it 
(b) An iron piece into it
(d) Paper roll into it
 
Question :  Strength of the magnetic field at a point in the space surrounding the magnet is measured by 
(a) Thickness of the magnet
(c) The number of lines crossing a given point 
(b) The resistance of it
(d) Length of the magnet
 
Question :  The magnetic field inside the solenoid is 
(a) Non uniform
(c) same at all points 
(b) Variable
(d) zero
 
Question :  An electron enters a magnetic field at right angles to it. The direction of force acting on the electron will be 
(a) To the right
(c) To the left 
(b) Out of the page
(d) Into the page
 
Question :  At the time of short circuit , the current in the circuit 
(a) Reduces instantaneously
(c) Does not change 
(b) Increases heavily
(d) Vary continuously
 
Question :  Device used to test whether the current is flowing in a conductor or not is 
(a) Ammeter
(c) Galvanometer 
(b) Voltmeter
(d) Battery
 
Question :  The process of Inducing current in a coil of wire by placing it in a region of changing magnetic field is 
(a) Electrical effect
(c) Magnetic effect of current 
(b) Heating effect of current
(d) Electromagnetic induction
 
Question :  The frequency of power supply used in India is 
(a) 70Hz
(c) 60 Hz 
(b) 50Hz
(d) 30Hz 
 
Question : Which of the following property of proton will change while it moves freely in a magnetic field 
(a) Mass
(c) velocity 
(b) speed
(d) momentum
 
Question :  Which one is correct among the following? 
(a) Red insulated wire is called live wire
(b) Black insulated wire is called neutral wire
(c) Green insulated wire is called earthing
(d) All of the above
 
Question :  The magnetic field lines inside a solenoid is in the form of : 
(a) Curved line 
(c) Zig -zag lines 
(b) circular lines
(d) parallel straight lines 
 
Question :  The core of electromagnet is: 
(a) Soft iron
(c) magnesium 
(b) steel
(d) copper 
 
Question :  When a bar magnet is broken into two pieces :
(a) we will have single pole on each piece 
(b) each piece will have two like poles
(c) each piece will have two unlike poles 
(d) each piece will lose magnetism
 
Question :  Which one of the following is a non magnetic substance :
(a) Iron 
(b) Nickel 
(c) Cobalt 
(d) Silver
 
Question :  The mineral which can attract the pieces of iron towards it is :
(a) Fe2O3 
(b) Fe3O4 
(c) FeO 
(d) None of these
 
Question :  Needle of a magnetic compass always points in :
(a) East direction 
(b) North west direction
(c) North–South direction 
(d) Neither A nor B
 
Question :  Which of the following can lead to demagnetisation of a magnet :
(a) Hammering 
(b) Strong heating 
(c) Aging 
(d) All are correct
 
Question :  Attracting power of a horse shoe magnet can be increased by :
(a) Increasing its length 
(b) Decreasing the gap between its poles
(c) Keeping it at a cold place
(d) None of these
 
Question :  Identify the odd one :
(a) Gold 
(b) Nickel 
(c) Iron 
(d) Cobalt
 
Question :  The south pole of a freely suspended magnet points to the :
(a) Geographical south 
(b) Geographical north
(c) Slightly left of geographical north 
(d) None of these
 
Question :  A magnetic compass is placed at a point near a bar magnet. Direction of magnetic field at that point will be:
(a) Tangential to compass needle 
(b) Normal to compass needle
(c) Towards the south pole of compass needle 
(d) None of these
 
Question :  Magnetic field is :
(a) Scalar 
(b) Vector
(c) Some times scalar sometimes vector 
(d) Nothing can be said
 
Question :  Metal which can be used for construction of base of magnetic compass is :
(a) Iron 
(b) Nickel 
(c) Aluminium 
(d) Cobalt
 
Question :  Magnetic field lines of earth travels from ...............to...............inside the earth :
(a) South pole, north pole 
(b) North pole, south pole
(c) North pole, infinity 
(d) Infinity, south pole
 
Question :  If a magnet is suspended freely at north pole then :
(a) It will become horizontal 
(b) It will start rotating
(c) It will become vertical 
(d) It will oscillate
 
Question :  If current flows from north to south in a conductor placed over magnetic compass then north pole of magnetic compass with point towards :
(a) South 
(b) North 
(c) East 
(d) West
 
Question :  Important property of soft iron which make it suitable for making the core of an electromagnet is :
(a) Strength
(b) It behaves as a magnet in presence of external magnetic field only
(c) Its melting point is high
(d) None of these
 
Question :  The magnetic field inside a solenoid is :
(a) Zero 
(b) Decreases along the axis
(c) Increases along the axis 
(d) Uniform
 
Question :  The polarity of an electromagnet depends on the :
(a) Number of the turns in a coil 
(b) Direction of flow of current
(c) Nature of material
(d) All are correct
 
Question :  By increasing the number of turns in the coil, the strength of the magnetic field:
(a) decreases 
(b) increases
(c) first increases then decreases 
(d) remains unchanged
 
Question :  The emf produced in a wire by its motion across a magnetic field does not depend upon :
(a) The length of the wire 
(b) The composition of the wire
(c) The speed of the wire 
(d) The orientation of the wire
 
Question :  Direction of force acting on a current carrying conductor kept in a magnetic field is given by :
(a) Fleming’s right hand rule 
(b) Fleming’s left hand rule
(c) Lenz’s rule 
(d) Faraday’s rule
 
Question :  The most common device for providing an emf is :
(a) Electric cell 
(b) Generator
(c) Fuel cell 
(d) All of these
 
Question :  Unit of (a) (c) is :
(a) ev 
(b) Ampere 
(c) Farad 
(d) Fleming
 
Question :  The various distribution circuits are connected in :
(a) Series 
(b) Parallel
(c) Series or parallel 
(d) Nothing can be said
 
Question :  We will receive an electric shock if we touch :
(a) Live wire 
(b) Neutral wire
(c) Earth wire 
(d) Any of the above
 
Question :  The touching of the live wire and neutral wire directly is known as :
(a) Power rating 
(b) Short circuit 
(c) Over loading 
(d) None of these
 
Question :  Electricians use rubber gloves while working because :
(a) Rubber is an insulator 
(b) Rubber is a good conductor
(c) It is easy to work while wearing gloves 
(d) None of these
 
Question :  Why copper wire cannot be used as a fuse wire :
(a) Copper wire will get warm
(b) Copper wire has melting point quite high and it will not melt easily
(c) Copper wire melts easily due to overloading
(d) None of these
 
Question :  Which of the following effects of current does not depend on direction of current :
(a) Lighting and chemical effect 
(b) Heating and lighting effect
(c) Heating and magnetic effect 
(d) Magnetic and chemical effect
 
Question :  Electric power is transmitted over long distance through conducting wires at very high voltage because :
(a) The power losses are reduced to minimum
(b) Signal of high voltage travel faster
(c) High voltage can be stepped down to desired levels easily
(d) None of these
 
Question :  Birds do not feel electric shock while sitting on a current carrying uninsulated wires because :
(a) The current does not pass through the body as the claws of birds are non-conducting
(b) The resistance offered by the body of birds is very high
(c) The feathers of birds act as an insulator and hence current does not pass through them
(d) The potential difference between the two claws of birds is very small
Chapter 01 Chemical Reactions and Equations
CBSE Class 10 Science Chemical Reactions and Equations MCQs Set A
CBSE Class 10 Science Chemical Reactions and Equations MCQs Set B
CBSE Class 10 Science Chemical Reactions and Equations MCQs Set C
CBSE Class 10 Science Chemical Reactions and Equations MCQs Set D
CBSE Class 10 Science Chemical Reactions and Equations MCQs Set E
Chapter 02 Acids, Bases and Salts
CBSE Class 10 Science Acids Bases and Salts MCQs Set A
CBSE Class 10 Science Acids Bases and Salts MCQs Set B
CBSE Class 10 Science Acids Bases and Salts MCQs Set C
CBSE Class 10 Science Acids Bases and Salts MCQs Set D
CBSE Class 10 Science Acids Bases and Salts MCQs Set E
Chapter 03 Metals and Nonmetals
CBSE Class 10 Science Metals and Non Metals MCQs Set A
CBSE Class 10 Science Metals and Non Metals MCQs Set B
CBSE Class 10 Science Metals and Non Metals MCQs Set C
CBSE Class 10 Science Metals and Non Metals MCQs Set D
CBSE Class 10 Science Metals and Non Metals MCQs Set E
Chapter 04 Carbon and its Compounds
CBSE Class 10 Science Carbon and its Compounds MCQs Set A
CBSE Class 10 Science Carbon and its Compounds MCQs Set B
CBSE Class 10 Science Carbon and its Compounds MCQs Set C
CBSE Class 10 Science Carbon and its Compounds MCQs Set D
CBSE Class 10 Science Carbon and its Compounds MCQs Set E
Chapter 05 Periodic Classification of Elements
CBSE Class 10 Chemistry Periodic Classification of Elements MCQs Set A
CBSE Class 10 Chemistry Periodic Classification of Elements MCQs Set B
CBSE Class 10 Chemistry Periodic Classification of Elements MCQs Set C
CBSE Class 10 Chemistry Periodic Classification of Elements MCQs Set D
Chapter 06 Life Processes
CBSE Class 10 Biology Life Processes MCQs Set A
CBSE Class 10 Biology Life Processes MCQs Set B
CBSE Class 10 Biology Life Processes MCQs Set C
CBSE Class 10 Biology Life Processes MCQs Set D
CBSE Class 10 Biology Life Processes MCQs Set E
CBSE Class 10 Biology Life Processes MCQs Set F
Chapter 07 Control and Coordination
CBSE Class 10 Biology Control and Coordination MCQs Set A
CBSE Class 10 Biology Control and Coordination MCQs Set B
CBSE Class 10 Biology Control and Coordination MCQs Set C
Chapter 08 How do Organisms Reproduce
CBSE Class 10 Biology How do Organisms Reproduce MCQs Set A
CBSE Class 10 Biology How do Organisms Reproduce MCQs Set B
CBSE Class 10 Biology How do Organisms Reproduce MCQs Set C
CBSE Class 10 Biology How do Organisms Reproduce MCQs Set D
CBSE Class 10 Biology How do Organisms Reproduce MCQs Set E
Chapter 09 Heredity and Evolution
CBSE Class 10 Science Heredity and Evolution MCQs Set A
CBSE Class 10 Science Heredity and Evolution MCQs Set B
CBSE Class 10 Science Heredity and Evolution MCQs Set C
CBSE Class 10 Science Heredity and Evolution MCQs Set D
Chapter 10 Light Reflection and Refraction
CBSE Class 10 Physics Light Reflection and Refraction MCQs Set A
CBSE Class 10 Physics Light Reflection and Refraction MCQs Set B
CBSE Class 10 Physics Light Reflection and Refraction MCQs Set C
CBSE Class 10 Physics Light Reflection and Refraction MCQs Set D
CBSE Class 10 Physics Light Reflection and Refraction MCQs Set E
CBSE Class 10 Physics Light Reflection and Refraction MCQs Set F
Chapter 11 The Human Eye and the Colourful World
CBSE Class 10 Science The Human Eye and the Colourful World MCQs Set A
CBSE Class 10 Science The Human Eye and the Colourful World MCQs Set B
CBSE Class 10 Science The Human Eye and the Colourful World MCQs Set C
CBSE Class 10 Science The Human Eye and the Colourful World MCQs Set D
Chapter 12 Electricity
CBSE Class 10 Physics Electricity MCQs Set A
CBSE Class 10 Physics Electricity MCQs Set B
CBSE Class 10 Physics Electricity MCQs Set C
CBSE Class 10 Physics Electricity MCQs Set D
CBSE Class 10 Physics Electricity MCQs Set E
Chapter 13 Magnetic Effects of Electric Current
CBSE Class 10 Science Magnetic Effects of Electric Current MCQs Set A
CBSE Class 10 Science Magnetic Effects of Electric Current MCQs Set B
CBSE Class 10 Science Magnetic Effects of Electric Current MCQs Set C
CBSE Class 10 Science Magnetic Effects of Electric Current MCQs Set D
Chapter 14 Sources of Energy
CBSE Class 10 Physics Sources of Energy MCQs Set A
CBSE Class 10 Physics Sources of Energy MCQs Set B
CBSE Class 10 Physics Sources of Energy MCQs Set C
Chapter 15 Our Environment
CBSE Class 10 Biology Our Environment MCQs Set A
CBSE Class 10 Biology Our Environment MCQs Set B
CBSE Class 10 Biology Our Environment MCQs Set C
CBSE Class 10 Biology Our Environment MCQs Set D
Chapter 16 Sustainable Management of Natural Resources
CBSE Class 10 Biology Management of Natural Resources MCQs
More MCQ Questions Class 10 Science
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CBSE Class 10 Science NSO Olympiad MCQs with Answers Set A
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MCQs for Chapter 13 Magnetic Effects of Electric Current Science Class 10

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