Physics
The graph plotted for potential difference (V) against current (I) for ohmic resistors is :
- A curve passing through the origin.
- A straight line not passing through origin.
- A straight line passing through the origin.
- A circle centred at the origin.
Current Electricity
ICSE 2022
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Answer
A straight line passing through the origin.
Reason — The relation between potential difference (V) and current (I) is I ∝ V. So, it is an equation of a straight line passing through the origin.
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