Question

Which of the following statement is in correct?

a) An electric circuit is a closed path in which current flows.

b) A combination of two or more cells is called a battery.

c) Electric room heater works on magnetic effect of current

d) Filament of an electric bulb is made up of Tungsten.

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Answer 1

Answer:

c) option is incorrect

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Answer 2

Answer:

option 'c' is incorrect