MHT CET · Physics · Semiconductors
For a transistor, the current ratio \(\alpha_{\mathrm{dc}}=\frac{69}{70}\), the current gain \(\beta_{\mathrm{dc}}\) is
- A 67
- B 69
- C 71
- D 66
Answer & Solution
Correct Answer
(B) 69
Step-by-step Solution
Detailed explanation
\(\beta_{\mathrm{dc}}=\frac{\alpha_{\mathrm{dc}}}{1-\alpha_{\mathrm{dc}}}=69\)
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