(b) Assertion: When electric current flows through the wires and the bulb in a closed circuit, glows. only the filament
Reason: The connecting wires have more resistance than the filament of the bulb.
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the resistance of electric line wire is very very less than that of element of the bulb and has the wires the good conductor of electricity so they can not heat a fit the circuit is proper therefore the current through high resistance filament produce more heat which make it glow
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