Answer / guest

1/4E(E decreses by 4 times)

Answer / arghya

Now.
E=I/2*I/2*R=E(prev)/4

Answer / govind

E also depends on R.. if R is 4R & I is I/2, then E is Constant,
Therefore i think E depends on R also....

Answer / archana

Reduces by 4 times

Answer / guest

I think that Arghya is right

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