A galvanometer is used in laboratory for detecting the null point in electrical experiments. If, on passing a current of 6 mA it produces a deflection of 2°, its figure of merit is close to:
A galvanometer is used in laboratory for detecting the null point in electrical experiments. If, on passing a current of 6 mA it produces a deflection of 2°, its figure of merit is close to:
Option 1 - <p>666°A/div.<br><!-- [if !supportLineBreakNewLine]--><br><!--[endif]--></p>
Option 2 - <p>6 × 10⁻³ A/div.<br><!-- [if !supportLineBreakNewLine]--><br><!--[endif]--></p>
Option 3 - <p>333°A/div.<br><!-- [if !supportLineBreakNewLine]--><br><!--[endif]--></p>
Option 4 - <p>3 × 10⁻³ A/div.</p>
<p> </p>
2 Views|Posted 5 months ago
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1 Answer
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5 months ago
Correct Option - 4
Detailed Solution:
Figure of Merit = C = i/θ
= C = (6 * 10? ³)/2 = 3 * 10? ³ Am²
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