Draw a labeled diagram of a gold-leaf electroscope.

Diagram

The labeled diagram of a gold-leaf electroscope:

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Types of Circuits: Simple Circuit

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Chapter 8: Electricity and Magnetism - Static Electricity [Page 301]

Chapter 8 Electricity and Magnetism
Static Electricity | Q 36 | Page 301

What is a secondary cell?

Name the instrument used to control the current in an electric circuit.

State whether the resistance of filament of a bulb will decrease, remain unchanged or increase when it glows.

Name the physical quantitiy of which the unit is ampere

A bulb draws current 1.5 A at 6.0 V. Find the resistance of filament of bulb while glowing.

There is a positively charged sphere A and negatively charged sphere B, such that they are brought in electrical contact by a copper wire.

Which sphere is at higher potential before electrical contact on the basis of convention?

How is potential difference related to work done and quantity of charge?

4 × 10²⁰ electrons flow through a circuit in 10 hours. Calculate magnitude of current. [1 e- = 1.6 × 10^-19 C]