Tolong jawab…………………………………………….

Posted on

Tolong jawab....................................................

Tolong jawab…………………………………………….

Jawaban Terkonfirmasi

P₁ = 80 W
V₁ = 220 V
V₂ = 110 V

P₂ = … W

Jawab:
P₂ = (V₂ / V₁)² P₁
     = (110 / 220)² (80)
     = (11 / 22)² (80)
     = (1 / 2)² (80)
     = (1 / 4) (80)
     = 20 W
Jawaban: B.