A resistance potentiometer has a total resistance of 10000 - and is rated 4 W- If the range of potentiometer is 0 to 100 mm- then its sensivity in V-mm

nbsp; nbsp; nbsp;R=10000 Ω nbsp; nbsp; nbsp;P = 4 W nbsp; nbsp; nbsp;V^2R=4 nbsp; nbsp; nbsp;V^210000=4, V=200 V range ...

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A resistance potentiometer has a total resistance of $10000 Ω$ and is rated 4 W. If the range of potentiometer is 0 to 100 mm, then its sensivity in V/mm

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Solution

The correct option is B 2.0
$R = 10000 Ω$

P = 4 W

$\frac{V^{2}}{R} = 4$

$\frac{V^{2}}{10000} = 4, V = 200 V$

range 0 to 100 mm

$∴ Sensitivity = \frac{200}{100} = 2 V / m m$

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A resistance potentiometer has a total resistance of 10000 Ω and is rated 4 W. If the range of potentiometer is 0 to 100 mm, then its sensivity in V/mm

The correct option is B 2.0 R=10000 Ω P = 4 W V2R=4 V210000=4, V=200 V range 0 to 100 mm ∴ Sensitivity=200100=2 V/mm

A resistance potentiometer has a total resistance of $10000 Ω$ and is rated 4 W. If the range of potentiometer is 0 to 100 mm, then its sensivity in V/mm

The correct option is B 2.0
$R = 10000 Ω$

P = 4 W

$\frac{V^{2}}{R} = 4$

$\frac{V^{2}}{10000} = 4, V = 200 V$

range 0 to 100 mm

$∴ Sensitivity = \frac{200}{100} = 2 V / m m$