Electronic Quiz 2 (Components)
1. Name the device that vibrates the speaker cone shell to produce sound ?| A. | Inductor | B. | Spring |
| C. | Mechanical Membrane | D. | Coil |
2. BJT is the short form of which of the following?
| A. | Bipolar Junction Transistor | B. | Bilateral Junction Transistor |
| C. | Bipolar Joint Transistor | D. | Bipolar Junction Transformer |
3. Flexi-Rigid is one of the type of which of the following component ?
| A. | Resistor | B. | Printed Circuit Board |
| C. | Inductor | D. | Switch |
4. Which of the component allows currnt to flow in only one direction?
| A. | Diode | B. | Voltage Regulator |
| C. | Transformer | D. | None of these |
5. This component consists of two plates separated by a dielectric and can store a charge?
| A. | Resistor | B. | Inductor |
| C. | Capacitor | D. | Transformer |
6. Normally open and normally close is a type of which of the component?
| A. | Switches | B. | Connectors |
| C. | Resistors | D. | Relays |
7. Which component consists of usually two coil winding which usually share a magnetic core?
| A. | Transformer | B. | Relay |
| C. | Coil | D. | None of these |
8. Which of these is a type of crystal used for giving clock signals ?
| A. | Silica | B. | Quartz |
| C. | Crystallae | D. | None of these |
9. Which of these is a safety device consisting of a strip of wire that melts and breaks an electric circuit if the current exceeds a safe level.
| A. | Membrane | B. | Transformer |
| C. | Relay | D. | Fuse |
10. The voltage drop across a silicon semiconductor is?
| A. | ~0.2 V | B. | ~0.4 V |
| C. | ~0.7 V | D. | ~1.5 V |
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