3.4.2 Electrical Energy and Power 2 – Electrical Power (M)
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Question 1 of 6
1. Question
1 point(s)Arus sebanyak 0.50A mengalir melalui suatu pemanas 200W. Berapakah kuasa yang hilang dalam pemanas tersebut?
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Question 2 of 6
2. Question
1 point(s)Sebuah mentol diberi penarafan 240 V/90 W digunakan daripada sumber kuasa 240V. Cari arus yang mengalir melaluinya.
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Question 3 of 6
3. Question
1 point(s)Sebuah mentol diberi penarafan 120 V/90 W digunakan daripada sumber kuasa 120V dengan arus 0.75A mengalir melaluinya. Cari rintangan mentol tersebut.
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Question 4 of 6
4. Question
1 point(s)Apakah keluaran kuasa bagi satu bateri ideal 1.5V yang menghantar arus 0.2 A?
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Question 5 of 6
5. Question
1 point(s)Apakah rintangan bagi sebuah penghawa dingin 1000W 240V?
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Question 6 of 6
6. Question
1 point(s)Sebuah bateri ideal dengan e.m.f. 12 V disambungkan bersiri kepada dua mentol dengan rintangan R1 = 2 W dan R2 = 4 W. Berapakah penghabisan kuasa dalam mentol 2 W?
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