In the given figure, potential difference between $A$ and $B$ is

0

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5 V

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10 V

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15 V

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Solution

The correct option is C $10 V$
Equivalent resistance, $R = 10 + \frac{10}{2} = 15 k Ω$
$∴$ Current, $I = \frac{V}{R} = \frac{30}{15 \times 10^{3}} = 2 \times 10^{- 3} A$
Hence, potential difference between $A$ and $B$ ,
$V = (\frac{2 \times 10^{- 3}}{2}) \times 10 \times 10^{3} = 10 V$

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In the given figure, potential difference between A and B is

The correct option is C 10VEquivalent resistance, R=10+102=15kΩ∴ Current, I=VR=3015×103=2×10−3AHence, potential difference between A and B,V=(2×10−32)×10×103=10V

In the given figure, potential difference between $A$ and $B$ is

The correct option is C $10 V$
Equivalent resistance, $R = 10 + \frac{10}{2} = 15 k Ω$
$∴$ Current, $I = \frac{V}{R} = \frac{30}{15 \times 10^{3}} = 2 \times 10^{- 3} A$
Hence, potential difference between $A$ and $B$ ,
$V = (\frac{2 \times 10^{- 3}}{2}) \times 10 \times 10^{3} = 10 V$