Class 12th Physics Physics Current Electricity Overview

Choose the correct statement for the circuit shown in figure

Option 1 - <p>Potential difference between points <span class="mathml" contenteditable="false"> <math> <mi>B</mi> </math> </span> and <span class="mathml" contenteditable="false"> <math> <mi>E</mi> </math> </span>is <span class="mathml" contenteditable="false"> <math> <mn>10</mn> <mi> </mi> <mi>V</mi> </math> </span>.</p>

Option 2 - <p>Potential difference between points <span class="mathml" contenteditable="false"> <math> <mi>A</mi> </math> </span>and <span class="mathml" contenteditable="false"> <math> <mi>B</mi> </math> </span> is <span class="mathml" contenteditable="false"> <math> <mn>15</mn> <mi> </mi> <mi>V</mi> </math> </span></p>

Option 3 - <p>The current in the <span class="mathml" contenteditable="false"> <math> <mn>4</mn> <mi mathvariant="normal">Ω</mi> </math> </span> resistor is <span class="mathml" contenteditable="false"> <math> <mn>0.25</mn> <mi>A</mi> </math> </span> </p>

Option 4 - <p>The current in the <span class="mathml" contenteditable="false"> <math> <mn>8</mn> <mi mathvariant="normal">Ω</mi> </math> </span>resistance is <span class="mathml" contenteditable="false"> <math> <mn>0.25</mn> <mi> </mi> <mi>A</mi> </math> </span></p>

19 Views|Posted 4 months ago

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Answered by

Alok Kumar Singh | Contributor-Level 10

4 months ago

Correct Option - 3

Detailed Solution:

(Explanation can be elaborate)

l = \frac{25}{R_{e q}}

R_{e q} = 25 Ω

l = \frac{25}{25} 1 A

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