Question

if a secondary coil has 40turns,and a primary coil with 20 turns is changed with 50v of potential difference,then potential difference in secondary coil would be


answer it FASTLY​

Answer 1

Answer:

Solution

verified

Verified by Toppr

Correct option is D)

Given : N

S

=4000, N

P

=2000 and V

P

=120 volts

As we know that,

V

P

V

S

=

N

P

N

S

V

S

=V

P

⋅

N

P

N

S

=

2000

4000

×120

Thus we get V

S

=240 volts

∴ Potential difference across each turn =

4000

240

=0.06V