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in a step-up transformer, the turn ratio...

in a step-up transformer, the turn ratio is `1:2` leclanche cell (e.m.f. 1.5V) is connected across the primary. The voltage devloped in the secondary would be

A

zero

B

`3.0V`

C

`1.5V`

D

`0.75V`

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The correct Answer is:
A
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