primary of transformer connected to Dc supply in series with
switch, and secondary connected on ammeter, what happens
when swith On and OFF. (or) if continuously On and OFF

Answers were Sorted based on User's Feedback



primary of transformer connected to Dc supply in series with switch, and secondary connected on amm..

Answer / vaansi

there will be deflection in ammeter

Is This Answer Correct ?    2 Yes 0 No

primary of transformer connected to Dc supply in series with switch, and secondary connected on amm..

Answer / raju chintakindi

vamshi answer ammeter deflecting but, why because input is
DC and no frequency

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primary of transformer connected to Dc supply in series with switch, and secondary connected on amm..

Answer / vamsi

because u giving on and off power which is periodic like sinusoidal

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primary of transformer connected to Dc supply in series with switch, and secondary connected on amm..

Answer / bosky babu

If you switch ON & OFF periodically like a sinosoidal there will be a deflection in ammeter(If it is a low voltage, less than 5V).

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primary of transformer connected to Dc supply in series with switch, and secondary connected on amm..

Answer / g.v.k.chowdary

change in voltage will induces the EMF in the coil, so when we switch ON and OFF frequently there will be EMF induced and it will link with the secondary and there will be deflection in the ammeter. in case continously ON or continously OFF there will be no deflection.

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primary of transformer connected to Dc supply in series with switch, and secondary connected on amm..

Answer / arunraj

The ammeter shows deflections only if switch is repeatedly
ON and OFF.

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primary of transformer connected to Dc supply in series with switch, and secondary connected on amm..

Answer / jagadeesh

it works ausally when connected to primer y in series with
high resistance

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primary of transformer connected to Dc supply in series with switch, and secondary connected on amm..

Answer / teja

transformer wont work because their is no change in current

Is This Answer Correct ?    0 Yes 2 No

primary of transformer connected to Dc supply in series with switch, and secondary connected on amm..

Answer / himansu

i think...teja is right....

Is This Answer Correct ?    0 Yes 2 No

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