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Class 10
Science
Science
Magnetic Effects of Electric C...
Question Bank

Question Bank - Magnetic Effec...

ME

Question Bank: Magnetic Effects of Electric Current

Explore the fascinating relationship between electricity and magnetism, understanding how electric currents create magnetic fields and their practical applications in devices like motors and generators.

Question Bank - Magnetic Effects of Electric Current

Q1.

What is the direction of the magnetic field taken to be in the context of a compass needle?

Single Answer MCQ
Q-00001728
Q2.

How are magnetic field lines represented around a bar magnet?

Single Answer MCQ
Q-00001729
Q3.

Who accidentally discovered that a compass needle gets deflected when an electric current passes through a metallic wire nearby?

Single Answer MCQ
Q-00001730
Q4.

What is the unit of magnetic field strength named after Hans Christian Oersted?

Single Answer MCQ
Q-00001731
Q5.

How are like poles and unlike poles of magnets related in terms of attraction and repulsion?

Single Answer MCQ
Q-00001732
Q6.

What phenomenon occurs when a compass needle is brought near a bar magnet?

Single Answer MCQ
Q-00001733
Q7.

How can you observe the magnetic field lines around a bar magnet using iron filings?

Single Answer MCQ
Q-00001734
Q8.

What is the region surrounding a magnet where the force of the magnet can be detected called?

Single Answer MCQ
Q-00001735
Q9.

How can you draw the magnetic field lines of a bar magnet yourself?

Single Answer MCQ
Q-00001736
Q10.

What is the behavior of a compass needle when placed near the north pole of a magnet?

Single Answer MCQ
Q-00001737
Q11.

What is the direction of the magnetic field inside a magnet from its south pole to its north pole?

Single Answer MCQ
Q-00001738
Q12.

How does the deflection of a compass needle change as it moves along a magnetic field line?

Single Answer MCQ
Q-00001739
Q13.

What is the relationship between electricity and magnetism according to Hans Christian Oersted?

Single Answer MCQ
Q-00001740
Q14.

How does the direction of deflection of a compass needle change when the direction of current through a copper wire is reversed?

Single Answer MCQ
Q-00001741
Q15.

What determines the pattern of the magnetic field generated by a current through a conductor?

Single Answer MCQ
Q-00001742
Q16.

How can you investigate the pattern of the magnetic field around a straight conductor carrying current?

Single Answer MCQ
Q-00001743
Q17.

What is the direction of deflection of the north pole of a compass needle when current flows from north to south through a copper wire?

Single Answer MCQ
Q-00001744
Q18.

How does the direction of deflection of the needle change when the direction of current through the copper wire is reversed?

Single Answer MCQ
Q-00001745
Q19.

What does the pattern of iron filings around a bar magnet demonstrate?

Single Answer MCQ
Q-00001746
Q20.

How do iron filings align themselves in the presence of a magnetic field?

Single Answer MCQ
Q-00001747
Q21.

What is the significance of the pattern of iron filings around a bar magnet in relation to magnetic field lines?

Single Answer MCQ
Q-00001748
Q22.

Why do iron filings arrange themselves in a pattern around a magnet?

Single Answer MCQ
Q-00001749
Q23.

What is the significance of the deflection of a compass needle when an electric current passes through a metallic conductor?

Single Answer MCQ
Q-00001750
Q24.

How are the magnetic field lines around a bar magnet represented using a compass needle?

Single Answer MCQ
Q-00001751
Q25.

Why is it not possible for two magnetic field lines to cross each other?

Single Answer MCQ
Q-00001752
Q26.

What is the direction of the magnetic field taken to be in the context of a compass needle?

Single Answer MCQ
Q-00001943
Q27.

How are magnetic field lines represented around a bar magnet?

Single Answer MCQ
Q-00001944
Q28.

Who accidentally discovered that a compass needle gets deflected when an electric current passes through a metallic wire nearby?

Single Answer MCQ
Q-00001945
Q29.

What is the unit of magnetic field strength named after Hans Christian Oersted?

Single Answer MCQ
Q-00001946
Q30.

How are the ends of a compass needle defined in terms of poles?

Single Answer MCQ
Q-00001947
Q31.

What phenomenon occurs when like poles of magnets are brought near each other?

Single Answer MCQ
Q-00001948
Q32.

How can you observe the magnetic field lines around a bar magnet using iron filings?

Single Answer MCQ
Q-00001949
Q33.

What is the region surrounding a magnet where the force of the magnet can be detected called?

Single Answer MCQ
Q-00001950
Q34.

How can you draw the magnetic field lines of a bar magnet yourself?

Single Answer MCQ
Q-00001951
Q35.

What is the behavior of a compass needle when placed near the north pole of a magnet?

Single Answer MCQ
Q-00001952
Q36.

What is the direction of the magnetic field lines inside a magnet?

Single Answer MCQ
Q-00001953
Q37.

How does the deflection of a compass needle change as it moves towards the poles of a magnet?

Single Answer MCQ
Q-00001954
Q38.

What determines the pattern of the magnetic field generated by a current through a conductor?

Single Answer MCQ
Q-00001955
Q39.

How does the direction of the magnetic field change when the direction of current through a copper wire is reversed?

Single Answer MCQ
Q-00001956
Q40.

What is the pattern of the magnetic field around a straight conductor carrying current?

Single Answer MCQ
Q-00001957
Q41.

How does the direction of deflection of a compass needle change when the direction of current through a copper wire is reversed?

Single Answer MCQ
Q-00001958
Q42.

What is the relationship between electricity and magnetism according to Hans Christian Oersted?

Single Answer MCQ
Q-00001959
Q43.

What technologies were created based on the research of Hans Christian Oersted?

Single Answer MCQ
Q-00001960
Q44.

What does it mean when a compass needle gets deflected near a bar magnet?

Single Answer MCQ
Q-00001961
Q45.

How can you observe the magnetic field lines around a bar magnet using a compass needle?

Single Answer MCQ
Q-00001962
Q46.

What is the significance of the pattern formed by iron filings around a bar magnet?

Single Answer MCQ
Q-00001963
Q47.

What is the purpose of tapping the board gently in the activity involving iron filings and a bar magnet?

Single Answer MCQ
Q-00001964
Q48.

How do iron filings align themselves in the presence of a magnetic field?

Single Answer MCQ
Q-00001965
Q49.

What is the significance of the region surrounding a magnet where the force of the magnet can be detected?

Single Answer MCQ
Q-00001966
Q50.

How can you observe the behavior of a compass needle near the north pole of a magnet in an activity?

Single Answer MCQ
Q-00001967

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Magnetic Effects of Electric Current Summary, Important Questions & Solutions | All Subjects

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