Test Practical Model – (4)
1 ) A transistor Has an …….. terminals.
( one – two – three -four )
2 ) In common emitter configuration, input voltage is applied between emitter and …..
( base – emitter – collector – none of them )
3 ) and output of Common Emitter is taken across the Emitter and …….. terminal
( base – emitter – collector – none of them )
4 ) …………. Is common to both input and output.
( base – emitter – collector – none of them )
5 ) The input characteristics resemble that of a ………. biased diode curve
( Forward – Reversed )
6 ) the …………..-Emitter junction of the transistor is forward biased.
( base – emitter – collector – none of them )
7 Complete : ) The output characteristics are drawn between …. and …… at constant ……..
8 ) What is the knee voltage of a transistor ?
( The voltage at which the transistor enters saturation - The voltage where the collector current
becomes almost constant and independent of VCE - The voltage where the transistor starts
conducting - The voltage where the base-emitter junction becomes forward biased )
9 ) Common Base Configuration has ……….. but no ……….. “ Gain “
( volt , current – current , volt – resistance – volt – volt , resistance )
10 ) has Both Voltage and Current Gain ………………
( Common Base Configuration - Common Emitter Configuration - Common Collector
Configuration – None Of Them )
11 ) Has None Of Voltage or Current Gain …………..
( Common Base Configuration - Common Emitter Configuration - Common Collector
Configuration – None Of Them )
12 ) In …….. Region the Transistor Operates As An Amplifier
( Active – Saturation – Cut-Off – Break Down )
13 ) In Saturation Transistor Is Fully - ………. As a switch
( on – off )
14 ) In CutOFF – the transistor is fully - ……….. As a Switch
( on -off )
15 ) in BJT the base-emitter junction is ……… biased
( Forward – Reverse )
Model Answer :
1-C 6–A
2–A 7 – Ic – VCE – IB
3 –C 8-B
4–B 9-A
5–A 10 – B
11 – D 12 -A
13 – A 14 – B
15 - A
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