| 1 |
Automatic function of street light can be done by the use of. |
- A. Inductor
- B. Rectifier
- C. Comparator
- D. emf
|
| 2 |
The resistance between the inverting (-) and non inverting inputs is called Input resistance and is the order of. |
- A. Ohms
- B. Kilo Ohms
- C. Mega Ohms
- D. Thounds Ohms
|
| 3 |
The ratio Beta in transistor is called. |
- A. Voltage gain
- B. Emitter gain
- C. Current gain
- D. Nuclear gain
|
| 4 |
The P.D develop in case of germanium is: |
- A. 0.3
- B. 0.7
- C. 0.5
- D. 0.9
|
| 5 |
Logic gate can control some physical parameters like. |
- A. Temperature, Pressure
- B. Resistance, Inductance
- C. Capacitance, Impedance
- D. Current, voltage
|
| 6 |
The use of LDR is in the circuit of. |
- A. Logic gate
- B. Rectifier
- C. Oscillator
- D. High Switch
|
| 7 |
The central region of a transistor is called. |
- A. Emitter
- B. Collector
- C. Base
- D. Neutral
|
| 8 |
The mathematical symbol for NOR operation is |
- A.
- B. X = A . B
- C. X = A + D
- D.
|
| 9 |
Transistors are made from |
- A. Plastics
- B. Metals
- C. Insulator
- D. Doped semi conductors
|
| 10 |
For rectification we use. |
- A. Transformer
- B. Diode
- C. Choke
- D. Generator
|
