4.
I = E/R = 12/60 = 0,2 A
W = P.t = E.I.t = 12. 0,2. 120
W = 288 J
Jawaban. b
5.
W = P.t = 350. 180 = 63000 J
W = 63000. 0,24 = 15120 kalori
Jawaban tidak tersedia.
6.
P = W/t = 1000/40 = 25 watt
Jawaban. a
7. a,b dan c
8.
W = I².R.t = 1/16. 1000. 60
W = 3750 J
Jawaban. c
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4.
I = E/R = 12/60 = 0,2 A
W = P.t = E.I.t = 12. 0,2. 120
W = 288 J
Jawaban. b
5.
W = P.t = 350. 180 = 63000 J
W = 63000. 0,24 = 15120 kalori
Jawaban tidak tersedia.
6.
P = W/t = 1000/40 = 25 watt
Jawaban. a
7. a,b dan c
8.
W = I².R.t = 1/16. 1000. 60
W = 3750 J
Jawaban. c