Option A: ICEO
Option B: ICBO
Option C: IC
Option D: (1 – a ) IB
Correct Answer: ICEO ✔
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Option A: ICBO
Option B: IC
Option C: ICEO
Option D: aIE
Correct Answer: IC ✔
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Option A: common emitter
Option B: common collector
Option C: common base
Option D: none of the above
Correct Answer: common base ✔
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Option A: IB
Option B: ICEO
Option C: ICBO
Option D: ßIB
Correct Answer: ICBO ✔
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Option A: acceptor ions
Option B: donor ions
Option C: free electrons
Option D: holes
Correct Answer: holes ✔
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Option A: heavily
Option B: moderately
Option C: lightly
Option D: none of the above
Correct Answer: moderately ✔
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Option A: free electrons
Option B: holes
Option C: donor ions
Option D: acceptor ions
Correct Answer: holes ✔
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Option A: high
Option B: low
Option C: very high
Option D: almost zero
Correct Answer: low ✔
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Option A: more than 1
Option B: less than 1
Option C: 1
Option D: none of the above
Correct Answer: less than 1 ✔
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Option A: 100
Option B: 50
Option C: about 1
Option D: 200
Correct Answer: 200 ✔
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Option A: ß = 1 / (1 – a )
Option B: ß = (1 – a ) / a
Option C: ß = a / (1 – a )
Option D: ß = a / (1 + a )
Correct Answer: ß = a / (1 – a ) ✔
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Option A: 180o
Option B: 90o
Option C: 270o
Option D: 0o
Correct Answer: 0o ✔
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Option A: more than
Option B: less than
Option C: the same as
Option D: none of the above
Correct Answer: more than ✔
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Option A: germanium
Option B: silicon
Option C: carbon
Option D: none of the above
Correct Answer: silicon ✔
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Option A: decreases
Option B: increases
Option C: remains the same
Option D: none of the above
Correct Answer: decreases ✔
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Option A: common emitter
Option B: common base
Option C: common collector
Option D: none of the above
Correct Answer: common emitter ✔
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Option A: high
Option B: zero
Option C: low
Option D: very low
Correct Answer: high ✔
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Option A: lightly
Option B: heavily
Option C: moderately
Option D: none of the above
Correct Answer: heavily ✔
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Option A: heavily
Option B: moderately
Option C: lightly
Option D: none of the above
Correct Answer: lightly ✔
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Option A: a reverse bias
Option B: a wide depletion layer
Option C: low resistance
Option D: none of the above
Correct Answer: low resistance ✔
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Option A: 100 mA
Option B: 100.1 mA
Option C: 110 mA
Option D: none of the above
Correct Answer: 100.1 mA ✔
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Option A: 0o
Option B: 180o
Option C: 90o
Option D: 270o
Correct Answer: 0o ✔
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Option A: 1800
Option B: 00
Option C: 900
Option D: 2700
Correct Answer: 00 ✔
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Option A: electron current in the emitter
Option B: electron current in the collector
Option C: hole current in the emitter
Option D: donor ion current
Correct Answer: hole current in the emitter ✔
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Option A: germanium
Option B: silicon
Option C: carbon
Option D: none of the above
Correct Answer: silicon ✔
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Option A: forward bias at all times
Option B: reverse bias at all times
Option C: low resistance
Option D: none of the above
Correct Answer: reverse bias at all times ✔
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Option A: increase the forward current
Option B: decrease the forward current
Option C: compensate for excessive doping
Option D: prevent excessive temperature rise
Correct Answer: prevent excessive temperature rise ✔
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Option A: high resistance to low resistance
Option B: low resistance to high resistance
Option C: high resistance to high resistance
Option D: low resistance to low resistance
Correct Answer: low resistance to high resistance ✔
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Option A: remain the same
Option B: increase
Option C: decrease
Option D: none of the above
Correct Answer: remain the same ✔
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Option A: ICBO
Option B: ICEO
Option C: IC
Option D: IE
Correct Answer: ICBO ✔
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Option A: equal to 1
Option B: more than 10
Option C: more than 100
Option D: less than 1
Correct Answer: less than 1 ✔
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Option A: common base
Option B: common collector
Option C: common emitter
Option D: none of the above
Correct Answer: common emitter ✔
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Option A: common emitter
Option B: common base
Option C: common collector
Option D: none of the above
Correct Answer: common emitter ✔
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Option A: common emitter
Option B: common collector
Option C: common base
Option D: none of the above
Correct Answer: common collector ✔
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Option A: 1
Option B: less than 1
Option C: between 20 and 500
Option D: above 500
Correct Answer: between 20 and 500 ✔
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Option A: IC = IE + IB
Option B: IB = IC + IE
Option C: IE = IC – IB
Option D: IE = IC + IB
Correct Answer: IE = IC + IB ✔
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Option A: recombine in the base
Option B: recombine in the emitter
Option C: pass through the base region to the collector
Option D: none of the above
Correct Answer: pass through the base region to the collector ✔
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Option A: current
Option B: voltage
Option C: both voltage and current
Option D: none of the above
Correct Answer: current ✔
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Option A: one pn junction
Option B: two pn junctions
Option C: three pn junctions
Option D: four pn junctions
Correct Answer: two pn junctions ✔
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Option A: collector
Option B: base
Option C: emitter
Option D: collector-base-junction
Correct Answer: collector ✔
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