Board MCQ II Physics (33) Chapter1: Electric Charges and Fields

Two kinds of charges were named as positive and negative by

• Coulomb

• Benjamin Franklin

• Faraday

• Millikan

The instrument used to detect charges is

• Periscope

• Endoscope

• Electroscope

• Telescope

One of the following methods may be used to charge insulators

• Conduction

• Induction

• Friction

• Radiation

Which of the following material will allow the flow of charges on its surface?

• glass

• Cotton

• Dry wood

• Copper

Two glass rods rubbed with silk are brought nearer. They will

• Repel

• Attract

• Neither attract nor repel

• Both A and B

The minimum amount of charge that can be added or removed from a body is

• charge of electron

• Charge of alpha particle

• 3.2 x 10^-19 C

• 16 x 10^-19 C

As the distance between two charges increases, force between them

• decreases

• increases

• remains the same

• none of these

Force between two charges depends on

• Distance between charges

• Magnitude of charges

• Medium between charges

• All the above

A charged body attracts

• opposite kind of charges

• light uncharged bodies

• similar kind of charges

• both A and B

Property of quantisation of charges was proposed by

• Coulomb

• Benjamin Franklin

• Faraday

• Millikan