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Q. No.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology| 1. | electrons travel across the junction due to potential difference |
| 2. | electron concentration in the n-region is more as compared to that in the p-region |
| 3. | only electrons move from the n to p region and not the vice-versa. |
| 4. | holes in the p-region attract them |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
1. \(0.4~\text{A}\) and \(0.2~\text{A}\)
2. \(0.2~\text{A}\) and \(0.4~\text{A}\)
3. \(0.1~\text{A}\) and \(0.2~\text{A}\)
4. \(0.2~\text{A}\) and \(0.1~\text{A}\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
1. \({\frac{\left(V_i-V_L\right)}{(n+1) I_L}}\)
2. \({\frac{\left(V_i+V_L\right)}{(n+1) I_L}}\)
3. \({\frac{\left(V_i-V_L\right)}{n I_L}}\)
4. \({\frac{\left(V_i+V_L\right)}{n I_L}}\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe temperature dependence of resistances of \(\mathrm{Cu}\) and undoped \(\mathrm{Si}\) in the temperature range \(300\text-400~\text{K}\), is best described by:
| 1. | Linear increase for \(\mathrm{Cu}\), linear increase for \(\mathrm{Si}\) |
| 2. | Linear increase for \(\mathrm{Cu}\), exponential increase for \(\mathrm{Si}\) |
| 3. | Linear increase for \(\mathrm{Cu}\), exponential decrease for \(\mathrm{Si}\) |
| 4. | Linear decrease for \(\mathrm{Cu}\), linear decrease for \(\mathrm{Si}\) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIf \(a, b, c, d\) are inputs to a gate and \(x\) is its output, then, as per the following time graph, the gate is:
1. NOT
2. AND
3. OR
4. NAND
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch the semiconductor devices with their corresponding characteristic graphs labeled \(\mathrm{(a),(b),(c)}\) and \(\mathrm{(d)}.\)
Select the correct sequence from the options given below:
| 1. | \(\mathrm{(a)}-\)Simple diode; \(\mathrm{(b)}-\)Zener diode; \(\mathrm{(c)}-\)Solar cell; \(\mathrm{(d)}-\)Light-dependent resistance |
| 2. | \(\mathrm{(a)}-\)Solar cell; \(\mathrm{(b)}-\)Zener diode; \(\mathrm{(c)}-\)Simple diode; \(\mathrm{(d)}-\)Light-dependent resistance |
| 3. | \(\mathrm{(a)}-\)Zener diode; \(\mathrm{(b)}-\)Simple diode; \(\mathrm{(c)}-\)Solar cell; \(\mathrm{(d)}-\)Light-dependent resistance |
| 4. | \(\mathrm{(a)}-\)Solar cell; \(\mathrm{(b)}-\)Simple diode; \(\mathrm{(c)}-\)Light-dependent resistance; \(\mathrm{(d)}-\)Zener diode |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
1. \(10\)
2. \(10^{-6}\)
3. \(100\)
4. \(10^6\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology(Take charge of an electron as \(1.6\times10^{-19}~\text{C})\)
1. \(0.59~(\Omega\text-\text{m})^{-1}\)
2. \(1.20~(\Omega\text-\text{m})^{-1}\)
3. \(1.68~(\Omega\text-\text{m})^{-1}\)
4. \(1.83~(\Omega\text-\text{m})^{-1}\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe ammeter reading for the silicon diode in the given circuit is:
| 1. | \(0\) | 2. | \(15~\text{mA}\) |
| 3. | \(11.5~\text{mA}\) | 4. | \(13.5~\text{mA}\) |
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