1 |
the number of terminals in a semiconductor diode are |
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2 |
The symbol of p-n-p transistor is |
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3 |
Conversation of only one half of A.C. into D.C. is called. |
- A. Half wave amplification
- B. Wave amplification
- C. Half wave electrification
- D. Half wave rectification
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4 |
The P.D develop in case of germanium is: |
- A. 0.3
- B. 0.7
- C. 0.5
- D. 0.9
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5 |
For automatic Switching of streetlight, the op amplifier is used as. |
- A. Inductor
- B. Converter
- C. Comparator
- D. Thermistor
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6 |
The potential barrier for silicon is. |
- A. 0.7 V
- B. 0.5 V
- C. 0.3 V
- D. 0.9 V
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7 |
NAND gate represented by: |
- A. X = A. B
- B. X = A+B
- C. X= A.B
- D. X=|A+B|
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8 |
Which one has greater cone of impurity among all: |
- A. Emitter
- B. Base
- C. Collector
- D. All are pure
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9 |
A light emitting diode emits light only when |
- A. Reverse biased
- B. Forward biased
- C. Unbiased
- D. None of these
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10 |
Which component of the transistor has greater contrition of impurity. |
- A. Base
- B. Emitter
- C. Collector
- D. Emitter and collector
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