| 1. | For a C-C configuration to operate properly, the collector-base junction should be reverse biased, while forward bias should be applied to which junction ? | |
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collector-emitter
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base-emitter
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collector-base
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cathode-anode
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Report Question| 2. | Which is the higher gain provided by a C-E configuration ? | |
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voltage
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current
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resistance
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power
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| 3. | The Q point on a load line may be used to determine ? | |
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Vc
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Vcc
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Vb
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Ic
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| 4. | The CE amplifier circuit are preferred over CB amplifier circuits because they have ? | |
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low amplification factor
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Larger amplification factor
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High Input resistance and low output resistance
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None of these
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| 5. | Most of the electrons in the base of an NPN transistor flow ? | |
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out of the base lead
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into the collector
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into the emitter
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into the base supply
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| 6. | If a transistor operates at the middle of the dc load line, a decrease in the current gain will move the Q point ? | |
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off the load line
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nowhere
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up
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down
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| 7. | The base current is 50 microamp If the current gain is 125, the collector current is closest in value to ? | |
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40 microamp
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500 microamp
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1 mA
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6 mA
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| 8. | In a transistor as an amplifier, the reverse saturation current ? | |
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Doubles for every rise in temperature
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Doubles for every 10°C rise in temperature
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Decreases linearly with temperature
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Increase linearly with temperature
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| 9. | If the current gain is 200 and the collector current is 100 mA, the base current is ? | |
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0.5 mA
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2 mA
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2 A
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20 A
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| 10. | In the active region, the collector current is not changed significantly by ? | |
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Base supply voltage
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Base current
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Current gain
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Collector resistance
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