29-09-2020
Physics

contestada

If the ratio of numbers of turns in secondary to primary coil is 1:4. calculate teh secondary voltage where primary voltage is 220v

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MuhammadJunaidRathor MuhammadJunaidRathor

29-09-2020

Answer:

Ns/Np=1/4

Vs=?

Vp=220V

Ns/Np=Vs/Vp

Vs=Ns/NpxVp=1/4x220=55V

Explanation:

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