4 dan 5 rumusnya gmn itu gan

4.)
P = 350watt
t = 2menit = 120s

W = P x t
= 350 x 120 = 42.000 J (D)

5.)
W = 1.500 J
t = 1menit = 60s

P = W/t
P = 1500/60 = 25 Watt (A)

semoga membantu..
dari : th