Common JEE Mistakes

Common JEE Mistakes

### Mistake 1

Adding capacitor values in series.

### Correct Relation

$$\frac{1}{C_{eq}}=\sum\frac{1}{C}$$

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### Mistake 2

Using scalar addition for electric field.

### Correct Relation

$$\vec E=\vec E_1+\vec E_2+...$$

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### Mistake 3

Confusing electric field and potential.

### Correct Relation

$$E=-\frac{dV}{dr}$$

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### Mistake 4

Assuming electric field inside conductor is non-zero.

### Correct Relation

$$E=0$$