Hukum Ohm, Faraday, Faktor Kepelbagaian, Kuasa & Susut Voltan

Quiz
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Special Education
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Professional Development
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Medium
Ayz Azy
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hukum Ohm menyatakan bahawa arus elektrik yang mengalir melalui suatu pengalir adalah berkadar terus dengan:
Voltan
Rintangan
Kuasa
Arus
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalam persamaan hukum Ohm,
V=I×R, apa yang diwakili oleh 'I'?
Voltan
Rintangan
Arus Elektrik
Daya
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika voltan meningkat tetapi rintangan tetap, arus akan:
Menurun
Meningkat
Kekal
Menyongsang
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hukum Faraday berkaitan dengan:
Pengaliran haba melalui penebat kabel hidup
Pembentukan arus elektrik daripada medan magnet
Hukum pergerakan arus elektrik daripada pencawang
Pengaliran cecair melalui kabel neutral ke pengalir hidup
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah yang berlaku apabila terdapat perubahan dalam medan magnet mengikut hukum Faraday?
Voltan teraruh dihasilkan
Arus terhenti
Rintangan meningkat
Tenaga menghilang
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Faktor kepelbagaian digunakan dalam reka bentuk sistem elektrik untuk:
Mengira beban keseluruhan yang digunakan pada satu masa
Mengurangkan voltan yang mengalir pada kabel pengguna
Meningkatkan kecekapan penggunaan tenaga elektrik
Memastikan litar sentiasa berada dalam keadaan yang stabil
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Faktor kepelbagaian adalah nisbah:
Beban puncak kepada beban purata
Jumlah beban kepada beban maksimum
Nilai bacaan arus kepada voltan
Nilai rintangan kepada daya magnet
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