Question

Which of the following is/are a good conductor of electricity?

• A. Copper
• B. Pure water
• C. Salty water
• D. Silver

Answer 1

Answer: (A), (C), (D)

The correct options are
A

Copper

C

Salty water

D

Silver

Electric conductors are materials which allow electric current to pass through them. All metals such as iron, aluminium, silver, steel are good conductors of electricity. Salty water has impurities in it, which makes it a good conductor of electricity.

Note: Pure water is a bad conductor of electricity.