If a current of 0.2 ampere flows through a conductor of resistance 40 ohm, what is the potential difference between the two ends of the conductor?
- 0.5 volt
- 2 volt
- 6 volt
- 8 volt
WBBSE
Class X
Physical Science
Current Electricity
01 Mark
2023
d. 8 volts
Explanation:
Current (I) = 0.2 A
Resistence (R) = 4 ohm
Ohm’s law: V = I × R
V = 0.2 × 40 = 8 volt
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