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What is MCB

• Mini chocolate bar

• Mini circuit bar

• Miniature circuit breaker

Electromagnet is a__________ magnet

• Temporary

• Permanent

Image formed by convex mirror is between ____&_____

Acid taste

• Bitter

• Sweet

• Sour

• Spicy

Conductor deny light to pass through them

• True

• False

Insulator deny light to pass through them

• True

• False

Alkalies are base

• Yes

• No

Which of the following is an example of insulator

• Water

• Metal

• Air

• Copper

Choose any three applications of an electromagnet

• In electric bell

• In loud speaker

• In circuit

• In telephone digpharm

Plastic comb is metallic

• False

• True