Question

PROSZĘ NIE MODEROWAĆ NIKT NIE CHCE MI ODPISAĆ Macie w załączniku

Answer 1

3.
P = U × I
I = P/U
U = P/I

a)
U = 20,0 V
I = 3,0 A
P = ?

P = U * I = 20,0 V × 3,0 A
P = 60 W

b)
P = 200 W
U = 50,0 V
I = ?

I = P/U = 200W / 50,0V
I = 4,0 A 

c)
P = 350 W
I = 5,0 A
U = ?

U = P/I = 350W / 5,0A
U = 70,0 V