What type of charge is produced on an ebonite rod when it is rubbed with a cat's fur?
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Electricity and Magnetism question types
194 questions across 4 question groups — pick any mix to generate a PHYSICS paper with step-by-step answer keys.
194
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4
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01
[1 Mark Question Answer]
132 Q→02[2 Mark Question Answer]
55 Q→03[3 Mark Question Answer]
5 Q→04[5 Mark Question Answer]
2 Q→Sample Questions
Electricity and Magnetism questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
View full solution →
What will happen when a glass rod is rubbed with some silk cloth?
Name the scientist who first assigned algebraic signs to charges.
What does a negatively charged body signify?
What does a positively charged body signify?
Draw a labeled diagram of a gold-leaf electroscope.
Describe an experiment to show that the like charges repel each other while the unlike charges attract.
Name any two basic properties of electric charge.
State two differences between charge and mass.
Is a charge of $-3.6 \times 10^{-18} C$ possible?
View full solution →The following figure shows a metal rod PQ mounted on an insulated stand. The cap of an uncharged electroscope touches one end Q of the metal rod. A negatively charged ebonite rod is brought near the other end P of the metal rod.
(a) What charge does the end P have?
(b) What charge does the end Q have?
(c) What charge does the cap of the electroscope have?
(d) What charge does the gold leaf have?
(e) Will the leaf diverge or collapse? Give reason.
(f) If the electroscope is now earthed, what charge does the metal rod have?
(a) What charge does the end P have?
(b) What charge does the end Q have?
(c) What charge does the cap of the electroscope have?
(d) What charge does the gold leaf have?
(e) Will the leaf diverge or collapse? Give reason.
(f) If the electroscope is now earthed, what charge does the metal rod have?
Describe a simple experiment to demonstrate that like poles repel each other while unlike poles attract.
With the help of a diagram explain the following:
Magnetisation of steel needle using electric current such that the pointed end should have north polarity.
Magnetisation of steel needle using electric current such that the pointed end should have north polarity.
With the help of a diagram explain the following:
Magnetisation of an iron bar by a single touch method.
Magnetisation of an iron bar by a single touch method.
What is a variable resistance? Explain its function using a labeled diagram.
Different bars are brought near each pole of a compass needle. Complete the following table:
| Nature of bar | Action on the compass needle | |
| North pole | South pole | |
| (i) Glass | No action | __________ |
| (ii) _________ | Attracted | Attracted |
| (iii) North pole of a bar magnet | __________ | ___________ |
| (iv) The south pole of a bar magnet | __________ | repulsion |
What is an electroscope? Describe the different stages of charging a gold leaf electroscope negatively with the help of a diagram.
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