Give reasons:
a) Electric current does not flow in a circuit when the switch in the circuit is ‘open’. b) An electric bulb feels hot to touch after it has been on for some time
tweety2005:
b)When excess amount of electricity passes through it, the wire melts due to the heat, causing the circuit to break. ... When an electric current flows through the bulb, the bulb glows and the filament carrying current gets heated. This happens due to the heating effect of electric current.
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a). because the when we touch with bar hand means aoda hand when we
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