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JEE Mains · Physics · STD 12 - 3. current electricity

नीचे दिए गए परिपथ में \(5 \Omega\) और \(10 \Omega\) प्रतिरोधों से प्रति सेकंड क्षय हुई ऊष्मा का अनुपात _______ है।

  1. A \(1: 2\)
  2. B \(2: 1\)
  3. C \(4: 1\)
  4. D  \(1: 1\)
Verified Solution

Answer & Solution

Correct Answer

(B) \(2: 1\)

Step-by-step Solution

Detailed explanation

\(\frac{i_1}{i_2}=\frac{10}{5}=\frac{2}{1}\) \(\frac{P_1}{P_2}=\frac{i_1^2 R_1}{i_2^2 R_2}=\left(\frac{2}{1}\right)^2 \times \frac{5}{10}=\frac{2}{1}\)
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