Physics, asked by sheejareji996, 7 months ago

2A current flows through an electrical device of resistance 120ohm. (a) calculate the power of the device. (b) what changes to be done in this Device to increase the power of the device without changing potential difference or​

Answers

Answered by spd345
3

Answer:

480 watt

Explanation:

Explanation:power- I²R

Here I is given as 2A

And resistance is 120 ohm

So applying the formula

2²×120

480watt

P=VI

V=IR

Therefore,. P=I²R

You Can Either Increase The Current Flowing Through The Circuit Or Increase The Resistance Of The Circuit.

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