Question

please help me any one​

Answer 1

Answer:

20 Watts

Explanation:

Power is

$\frac{ {v}^{2} }{r} = \frac{ {20}^{2} }{20} = 20 \: watts$

Answer 2

Answer:

20 watts

Explanation:

p=v²/r²=20²/20=400/20=20 watts