Q. No.| 1. |  |
2. |  |
| 3. |  |
4. |  |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology| 1. | in forward bias only. |
| 2. | in reverse bias only. |
| 3. | as a voltage regulator in forward bias and as a simple pn junction diode in reverse bias. |
| 4. | as a voltage regulator in reverse bias and as a simple pn junction diode in forward bias. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
| 1. | both circuits (a) and (c) |
| 2. | circuit (a) only |
| 3. | circuit (b) only |
| 4. | circuit (c) only |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe increase in the width of the depletion region in a \(\mathrm{p\text{-}n}\) junction diode is due to:
1. reverse bias only
2. both forward bias and reverse bias
3. increase in forwarding current
4. forward bias only
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyOut of the following which one is a forward-biased diode?
| 1. |  |
| 2. |  |
| 3. |  |
| 4. |  |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn a \(\mathrm{p\text{-}n}\) junction diode, the change in temperature due to heating:
| 1. | affects only reverse resistance. |
| 2. | affects only forward bias. |
| 3. | does not affect the resistance of the \(\mathrm{p\text{-}n}\) junction. |
| 4. | affects the overall \(\mathrm{V\text{-}I}\) characteristics of a \(\mathrm{p\text{-}n}\) junction. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich one of the following represents the forward bias diode?
| 1. |  |
| 2. |  |
| 3. |  |
| 4. |  |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe given circuit has two ideal diodes connected as shown in the figure below. The current flowing through the resistance \(R_1\) will be:
1. \(2.5~\text{A}\)
2. \(10.0~\text{A}\)
3. \(1.43~\text{A}\)
4. \(3.13~\text{A}\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyConsider the junction diode as an ideal. The value of current flowing through \(AB\) is:
1. \(10^{-2}~\text{A}\)
2. \(10^{-1}~\text{A}\)
3. \(10^{-3}~\text{A}\)
4. \(0~\text{A}\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn the given figure, a diode \(D\) is connected to an external resistance \(R = 100~\Omega\) and an EMF of \(3.5~\text{V}\). If the barrier potential developed across the diode is \(0.5~\text{V}\), the current in the circuit will be:
1. \(30~\text{mA}\)
2. \(40~\text{mA}\)
3. \(20~\text{mA}\)
4. \(35~\text{mA}\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
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