HARD
6th CBSE
IMPORTANT
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Write the principle on which a torch works.

Important Questions on Practice Assignment (Based on Chapter 12 — Electricity and Circuits)

EASY
6th CBSE
IMPORTANT
Discuss possible closed circuits in which bulb glows and also possible open circuits in which bulb does not glow. Give your opinion based on facts.
HARD
6th CBSE
IMPORTANT
What are electric conductors and insulators? Explain with an experiment that how you can identify conductors and insulators from a given set of materials.