Latihan Soal Energi dan Daya Listrik
Quiz
•
Science
•
9th Grade
•
Practice Problem
•
Hard
Standards-aligned
ratna julyanti
Used 76+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebuah alat listrik menggunakan energi listrik 9.000 joule selama 1,5 menit, daya alat listrik tersebut… .
100 watt
1000 watt
6000 watt
13.500 watt
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebuah seterika listrik dipasang pada tegangan 125 Volt dan kuat arus listrik 2 Ampere. Maka energi yang diperlukan selama 30 menit adalah … .
85 Joule
500 Joule
7.500 Joule
450.000 Joule
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Dalam sebuah rumah terdapat 5 lampu 40 W, 2 lampu 20 W masing-masing dinyatakan 8 jam/hari dan sebuah TV 300 W dinyalakan 5 jam/hari. Berapakah biaya rekening listrik yang harus dibayar selama 1 bulan (30 hari), jika harga tiap KWh = Rp 200,00 ?
Rp 20.520,00
Rp 25.200,00
Rp 68.400,00
Rp 86.420,00
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Baterai dapat lebih tahan lama dibanding lememen volta karena ada zat yang menghambat terjadinya polarisasi yaitu ........
Asam Sulfat
Amonium Clorida
Mangan Dioksida
Salmiak
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Peristiwa timbulnya gelembung-gelembung gas oksigen dan menempel pada batang tembaga ketika elemen volta dipakai disebut.....
polarisasi
ionisasi
sublimasi
reinkarnasi
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Data :
1.Katoda dari elemen volta adalah adalah batang Cu
2.Elektrolit Baterai adalah Amonium Clorida
3.Ketika aki diisi ulang elektrolitnya makin pekat
4.Ketika aki dipakai terjadi perubahan energi listrik menjadi energi kimia
Pernyataan yang benar adalah pernyataan nomor ......
1 dan 4
2 dan 3
2,3 dan 4
benar semua
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
2 buah lampu 10 Watt dinyalakan selama 10 jam tiap hari
2 buah setrika 100 Watt digunakan selama 2 jam tiap hari
Bila biaya PLN Rp.1.000,-/KwH, maka biaya yang dikeluarkan selama 1 bulan (30 hari) adalah .......
Rp. 18.000
Rp. 25.000
Rp. 36.000
Rp. 50.000
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