Question

If the current flowing in a coil is reduced to half of its original value, the relaticn between the new energy (E₂) and the original energy (E₁) stored in the coil will be

(A) E₂ = E₁

(B) E₂ = 2E₁

(C) E₂ = $1\over2$E₁

(D) E₂ = $1\over4$E₁

Answer 1

Ans : (D) E₂ = $1\over4$E₁

Comments

Thanks for answer