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Grade: 10
`        Find the potential difference across a resistor of resistance 10 ohm, if 10 to the power 20 electrons flow through it in one second .`
10 months ago

## Answers : (4)

Utsav Basu
69 Points
```							1020 electron pass through the resistor in one second.
So, charge flowing through it = 1020 * 1.6 * 10-19 C = 16 C
Current = 16/1 A = 16 A
Now, using V = IR, we get,
Potential difference = 16 A * 10 Ω = 160 V
```
10 months ago
Gitanjali Rout
184 Points
```							1020 electron pass through the resistor in one second.
So, charge flowing through it = 1020 * 1.6 * 10-19 C = 16 C
Current = 16/1 A = 16 A
Now, using V = IR, we get,
Potential difference = 16 A * 10 Ω = 160 V

```
5 months ago
Gitanjali Rout
184 Points
```							So, charge flowing through it = 1020 * 1.6 * 10-19 C = 16 CCurrent = 16/1 A = 16 ANow, using V = IR, we get,Potential difference = 16 A * 10 Ω = 160 V
```
5 months ago
Gitanjali Rout
184 Points
```
So, charge flowing through it = 1020 * 1.6 * 10-19 C = 16 C
Current = 16/1 A = 16 A
Now, using V = IR, we get,
Potential difference = 16 A * 10 Ω = 160 V.

```
5 months ago
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• Discussion Forum
• Previous Year Exam Questions

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