Question

plz...explain it....Dont give direct answer plz..​

Answer 1

Answer:

power=V^2/R

SO IF 'V' IS HALVED

Then power is 1/4

Explanation:

let energy req. to boil 5ltr water =E

so E/t=Power

now power is 1/4

so time = 4times

ANSWER: 20MINUTES

MARK MY ANS. BRAINLIEST

Answer 2

Answer:

heya

Explanation:

Refer the attachment