In the given figure, a battery of emf E is connected across a conductor PQ of length 'l' and different area of cross-sections having radii r1 and r2 (r2 < r1). Choose the correct option as one moves from P to Q :

Question

In the given figure, a battery of emf E is connected across a conductor PQ of length 'l' and different area of cross-sections having radii r₁ and r₂ (r₂ < r₁).

Choose the correct option as one moves from P to Q :

Drift velocity of electron increases.

Electric field decreases.

Electron current decreases.

All of these

Solution

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