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Write true or false for each statement (a) A current carrying coil when suspended freely can rest in any direction.(b) A coil carrying current behaves like a magnet.(c) In an electromagnet, the core is made up of copper.(d) An electric bell uses an electromagnet.(e) An electromagnet with soft iron core is a temporary magnet.(f) We use cell as the source of electricity to run an electric immersion rod.(g) A torch bulb glows if the terminals of the bulb are connected to the terminals of a cell by the metallic wire.(h) Wool is a conductor of electricity.(i) Silver is an insulator of electricity.(j) Our body is a conductor of electricity.(k) For a circuit to be complete, every part of it must be made up of conductors.(l) All metals are conductors of electricity.(m) The switch should not be touched with wet hands.(n) A switch is an on-off device in an electric circuit. |
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Answer» (a) False (b) True (c) False (d) True (f) False (g) True (h) False. Wool is a insulator of electricity. (i) False. Silver is good conductor of electricity. (j) True (k) True (l) True (m) True (n) True |
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