Question

Tolong dijawab dong 8-17.
please help me..

Answer 1

No 8= b no9= c no10= b no11= b no12= b no14= a

Answer 2

8.) rumus W = P×t
lampu = 100 × (2×3600) = 720.000 J
setrika = 250 × (30×60) = 450.000 J
solder = 200 × 600 = 120.000 J
kipas angin = 60 × (4×3600) = 864.000 J
ISINYA (D)

9.) nol (C)

10.) rumus P = W : t
P = 1500:100
= 15 W
ISINYA (D)

11.) ISINYA (C)

12.) ISINYA (B)

13.) gangerti

14.) ISINYA (A) tp gatau juga yg ini

15.) ISINYA (B)

16.) Ek = 1/2.m.v²
Ek = 1/2.10.15.15
= 1125 J
ISINYA (C)

17.)ini antara A sm B

maaf kalau ada yg salah