Transistors
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PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365499 In an \(n-p-n\) transistor the base and collector currents are \(10\,\mu A\) and 9\(mA\) respectively. Then the emitter current will be

1 \(9.01{\mkern 1mu} mA\)
2 \(18.2\,mA\)
3 \(3.91\,\mu A\)
4 \(18.2\,\mu A\)
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365500 In a \(n{\rm{ - }}p{\rm{ - }}n\) transistor circuit, the collector current is 10 \(mA\). If 95 percent of the electrons emitted reach the collector, which of the following statements are true?

1 The emitter current will be 10.53 \(mA\)
2 The emitter current will be 8 \(mA\)
3 The base current will be 2 \(mA\)
4 The base current will be 5.53 \(mA\)
NCERT Exemplar
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365501 In a common-emitter amplifier, the phase difference between the input signal voltage and output voltage is :

1 \(\frac{\pi }{4}\)
2 \(\pi \)
3 \({\rm{zero}}\)
4 \(\frac{\pi }{2}\)
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365502 When the transistor is used as an amplifier

1 Emitter - base junction must be reverse biased, Collector - base junction must be forward biased
2 Emitter - base junction must be forward biased, Collector - base junction must be forward biased
3 Emitter - base junction must be reverse biassed, Collector - base junction must be reverse biased
4 Emitter - base junction must be forward biased, Collector - base junction must be reverse biased.
KCET - 2013
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PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365499 In an \(n-p-n\) transistor the base and collector currents are \(10\,\mu A\) and 9\(mA\) respectively. Then the emitter current will be

1 \(9.01{\mkern 1mu} mA\)
2 \(18.2\,mA\)
3 \(3.91\,\mu A\)
4 \(18.2\,\mu A\)
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365500 In a \(n{\rm{ - }}p{\rm{ - }}n\) transistor circuit, the collector current is 10 \(mA\). If 95 percent of the electrons emitted reach the collector, which of the following statements are true?

1 The emitter current will be 10.53 \(mA\)
2 The emitter current will be 8 \(mA\)
3 The base current will be 2 \(mA\)
4 The base current will be 5.53 \(mA\)
NCERT Exemplar
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365501 In a common-emitter amplifier, the phase difference between the input signal voltage and output voltage is :

1 \(\frac{\pi }{4}\)
2 \(\pi \)
3 \({\rm{zero}}\)
4 \(\frac{\pi }{2}\)
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365502 When the transistor is used as an amplifier

1 Emitter - base junction must be reverse biased, Collector - base junction must be forward biased
2 Emitter - base junction must be forward biased, Collector - base junction must be forward biased
3 Emitter - base junction must be reverse biassed, Collector - base junction must be reverse biased
4 Emitter - base junction must be forward biased, Collector - base junction must be reverse biased.
KCET - 2013
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PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365499 In an \(n-p-n\) transistor the base and collector currents are \(10\,\mu A\) and 9\(mA\) respectively. Then the emitter current will be

1 \(9.01{\mkern 1mu} mA\)
2 \(18.2\,mA\)
3 \(3.91\,\mu A\)
4 \(18.2\,\mu A\)
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365500 In a \(n{\rm{ - }}p{\rm{ - }}n\) transistor circuit, the collector current is 10 \(mA\). If 95 percent of the electrons emitted reach the collector, which of the following statements are true?

1 The emitter current will be 10.53 \(mA\)
2 The emitter current will be 8 \(mA\)
3 The base current will be 2 \(mA\)
4 The base current will be 5.53 \(mA\)
NCERT Exemplar
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365501 In a common-emitter amplifier, the phase difference between the input signal voltage and output voltage is :

1 \(\frac{\pi }{4}\)
2 \(\pi \)
3 \({\rm{zero}}\)
4 \(\frac{\pi }{2}\)
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365502 When the transistor is used as an amplifier

1 Emitter - base junction must be reverse biased, Collector - base junction must be forward biased
2 Emitter - base junction must be forward biased, Collector - base junction must be forward biased
3 Emitter - base junction must be reverse biassed, Collector - base junction must be reverse biased
4 Emitter - base junction must be forward biased, Collector - base junction must be reverse biased.
KCET - 2013
NEET DIGITAL LIBRARY
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365499 In an \(n-p-n\) transistor the base and collector currents are \(10\,\mu A\) and 9\(mA\) respectively. Then the emitter current will be

1 \(9.01{\mkern 1mu} mA\)
2 \(18.2\,mA\)
3 \(3.91\,\mu A\)
4 \(18.2\,\mu A\)
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365500 In a \(n{\rm{ - }}p{\rm{ - }}n\) transistor circuit, the collector current is 10 \(mA\). If 95 percent of the electrons emitted reach the collector, which of the following statements are true?

1 The emitter current will be 10.53 \(mA\)
2 The emitter current will be 8 \(mA\)
3 The base current will be 2 \(mA\)
4 The base current will be 5.53 \(mA\)
NCERT Exemplar
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365501 In a common-emitter amplifier, the phase difference between the input signal voltage and output voltage is :

1 \(\frac{\pi }{4}\)
2 \(\pi \)
3 \({\rm{zero}}\)
4 \(\frac{\pi }{2}\)
PHXII14:SEMICONDUCTOR ELECTRONICS- MATERIALS- DEVICES AND SIMPLE CIRCUITS

365502 When the transistor is used as an amplifier

1 Emitter - base junction must be reverse biased, Collector - base junction must be forward biased
2 Emitter - base junction must be forward biased, Collector - base junction must be forward biased
3 Emitter - base junction must be reverse biassed, Collector - base junction must be reverse biased
4 Emitter - base junction must be forward biased, Collector - base junction must be reverse biased.
KCET - 2013
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