Quyidagi elektr sxemadagi lampalarning elektr qarshiliklari R₁ = 2 Ω va R₂ = 4 Ω ga teng. Birinchi va ikkinchi ampermetrlarning ko'rsatishlari mos ravishda I₁ va I₂ ga teng bo'lsa, ularni taqqoslang.

Quyidagi elektr sxemadagi lampalarning elektr qarshiliklari R₁ = 2 Ω va R₂ = 4 Ω
  1. I₁ = I₂
  2. I₁ = 2I₂
  3. I₂ = 2I₁
  4. I₁ = 4I₂

📝 Detailed explanation

Lampalar parallel ulangan, ulardagi kuchlanish bir xil U.
Toklar: i₁ = U/R₁ = U/2; i₂ = U/R₂ = U/4. i₁/i₂ = 2.
Sxemaga ko'ra A₁ R₁ orqali o'tayotgan tokni, A₂ esa R₂ orqali o'tayotgan tokni o'lchaydi (yoki umumiy tokni).
Eng ehtimoliy javob: I₁ = 2I₂.
Javob: B.
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