Potential difference between two points of a wire carrying 5 ampere current is 0.5 volt. What is the resistance between these two points?

0.5 ohm

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0.1 ohm

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10 ohm

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0.2 ohm

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Solution

The correct option is B
0.1 ohm

Given:
Current between the points $I = 5 a m p e r e$
Voltage between the points $V = 0.5 v o l t s$
According to Ohm’s law V = IR
or $R = \frac{V}{I} = \frac{0.5}{5} = 0.1 Ω$
$∴$ Resistance between the two points = $0.1 Ω$

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Potential difference between two points of a wire carrying 5 ampere current is 0.5 volt. What is the resistance between these two points?

The correct option is B 0.1 ohm Given: Current between the points I=5 ampere Voltage between the points V=0.5 volts According to Ohm’s law V = IR or R=VI=0.55=0.1 Ω ∴ Resistance between the two points = 0.1 Ω

The correct option is B
0.1 ohm

Given:
Current between the points $I = 5 a m p e r e$
Voltage between the points $V = 0.5 v o l t s$
According to Ohm’s law V = IR
or $R = \frac{V}{I} = \frac{0.5}{5} = 0.1 Ω$
$∴$ Resistance between the two points = $0.1 Ω$