Question

=>Class 10 (Physics)

The wattage of a bulb is 24 W when it is connected to a 12 V battery. Calculate its effective wattage if it operates on a 6 V battery.​

Answer 1

$\huge\bf\red{\mid{\overline{\underline{ANSWER}}}\mid}$

Power=V^2/R

R=12×12/24=6 ohm.

We know that Resistance always stays constant.

So,

New Power=V^2/R

=6×6/6

=$\boxed{6 .ohm}$

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Answer 2

please mark it as brainliest answer