Question

a transfomer has 1200 turns in the primary coil and 120 turns in the secondary.what is the voltage of the sec
ondary if 240v dc is given in the primary??????????
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Answer 1

Answer:

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Answer 2

Answer:

It's simple just see step by step.

Explanation:

The law of transformer is

V s /V p  =  N s /N p

or, V s  =  N s /N p  x V p  

or, V s  = 120/1200 x 240 v

or, V s  = 240/10 v

So, V s  = 24 v

So, the voltage of the primary is 24 v.