The induced emf developed across the rod must be

4.5 V with b at higher potential

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1.5 V with a at higher potential

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1.5 V with b at higher potential

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4.5 V with a at higher potential

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Solution

The correct option is D 4.5 V with a at higher potential
The emf induced is
$= B \cdot \to l \times \to V$
$= (2) \times 1.5 \times 3 \times S i n 30^{\circ}$
$= 4.5 V$ with at higher potential.

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The induced emf developed across the rod must be

The correct option is D 4.5 V with a at higher potentialThe emf induced is=B⋅→l×→V=(2)×1.5×3×Sin30∘=4.5V with at higher potential.

The correct option is D 4.5 V with a at higher potential
The emf induced is
$= B \cdot \to l \times \to V$
$= (2) \times 1.5 \times 3 \times S i n 30^{\circ}$
$= 4.5 V$ with at higher potential.