| 1 |
Depletion region carries. |
- A. -ve charge
- B. +ve charge
- C. Ions
- D. No charge
|
| 2 |
The circuit of full wave rectification consist of |
- A. Three diodes
- B. Four diodes
- C. Two diodes
- D. One diode
|
| 3 |
Rectification is the process of converting. |
- A. D.C. into A.C.
- B. A.C. in to D.C.
- C. Low signal to high
- D. High signal to low
|
| 4 |
Which device is used as a rectifier? |
- A. Capacitor
- B. Transistor
- C. Diode
- D. Transformer
|
| 5 |
In a certain circuit, I<sub>B = 40 µA, </sub>I<sub>C</sub><sup> </sup>= 20 mA |
- A. 450 amp
- B. 0.45 amp
- C. 5 m amp
- D. 500 amp
|
| 6 |
A diode characteristic curve is a plot between |
- A. Current and time
- B. Voltage and time
- C. Voltage and current
- D. Forward voltage and reverse voltage
|
| 7 |
Photo diode is used for detection of. |
- A. Heat
- B. Magnet
- C. Current
- D. Light
|
| 8 |
Reverse current flows due to |
- A. Majority charge carriers
- B. Minority charge carriers
- C. Electrons
- D. Holes
|
| 9 |
Truth table of logic function. |
- A. Summarize its output values only
- B. Tabulates all its input conditions only
- C. Display all its input and output possibility
- D. Is not base on logic algebra
|
| 10 |
A transistor has parts: |
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