| 1 |
<p class="MsoNormal">The phenomena used in capacitor is:<o:p></o:p></p> |
- A. <p class="MsoNormal">electrostatic induction<o:p></o:p></p>
- B. <p class="MsoNormal">induced current<o:p></o:p></p>
- C. <p class="MsoNormal">electric field<o:p></o:p></p>
- D. <p class="MsoNormal">electroscope<o:p></o:p></p>
|
| 2 |
Electronic message is called: |
- A. Internet
- B. Browser
- C. E-mail
- D. Computer
|
| 3 |
<p class="MsoNormal">In liquids and gases the current is due to the motion of:<o:p></o:p></p> |
- A. <p class="MsoNormal">Negative charges<o:p></o:p></p>
- B. <p class="MsoNormal">Positive charges<o:p></o:p></p>
- C. <p class="MsoNormal">Both positive and negative charges<o:p></o:p></p>
- D. <p class="MsoNormal">None of these<o:p></o:p></p>
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| 4 |
<p class="MsoNormal">Which is the best material for making connecting wires:<o:p></o:p></p> |
- A. <p class="MsoNormal">Iron<o:p></o:p></p>
- B. <p class="MsoNormal">Copper<o:p></o:p></p>
- C. <p class="MsoNormal">Tungsten<o:p></o:p></p>
- D. <p class="MsoNormal">Nickel<o:p></o:p></p>
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| 5 |
<p class="MsoNormal">parallel plate consists of 2 metal plates separated by:<o:p></o:p></p> |
- A. <p class="MsoNormal">conductor<o:p></o:p></p>
- B. <p class="MsoNormal">insulator<o:p></o:p></p>
- C. <p class="MsoNormal">wooden plate<o:p></o:p></p>
- D. <p class="MsoNormal">plastic foam<o:p></o:p></p>
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| 6 |
<p class="MsoNormal">Instrument used for detecting and testing the nature of
charge on a body is called:<o:p></o:p></p> |
- A. <p class="MsoNormal">Incubator<o:p></o:p></p>
- B. <p class="MsoNormal">Spectroscope<o:p></o:p></p>
- C. <p class="MsoNormal">voltmeter<o:p></o:p></p>
- D. <p class="MsoNormal">electroscope<o:p></o:p></p>
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| 7 |
<p class="MsoNormal">Why household appliances should be connected in parallel
with the voltage source:<o:p></o:p></p> |
- A. <p class="MsoNormal">To increase the resistance of the circuit<o:p></o:p></p>
- B. <p class="MsoNormal">To decrease the resistance of the circuit<o:p></o:p></p>
- C. <p class="MsoNormal">To provide each
appliance the same voltage as the power source<o:p></o:p></p>
- D. <p class="MsoNormal">To provide each appliance the same current as the power
source<o:p></o:p></p>
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| 8 |
Which statement of the following is false for primary memory? |
- A. The base of primary memory is electronics
- B. This is a random access memory
- C. It gets lost when computer switches off
- D. It is built on laser technology
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| 9 |
Information storage devices work on the principles of |
- A. Heat
- B. Sound
- C. Light
- D. Magnetism
|
| 10 |
An example of input device of computer is. |
- A. Key board
- B. Printer
- C. Monitor
- D. RAM
|
