| 1 |
<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>
|
| 2 |
<p class="MsoNormal">A unit of electric charge, equal to the charge of 6.25x10<sup>18</sup>
electrons is:<o:p></o:p></p> |
- A. <p class="MsoNormal">Electricity<o:p></o:p></p>
- B. <p class="MsoNormal">Coulomb<o:p></o:p></p>
- C. <p class="MsoNormal">Electric potential<o:p></o:p></p>
- D. <p class="MsoNormal">Volt<o:p></o:p></p>
|
| 3 |
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
|
| 4 |
<p class="MsoNormal">Which process is
involved to store charge in capacitors:<o:p></o:p></p> |
- A. <p class="MsoNormal">Rubbing<o:p></o:p></p>
- B. <p class="MsoNormal">Electrostatic induction<o:p></o:p></p>
- C. <p class="MsoNormal">Conduction<o:p></o:p></p>
- D. <p class="MsoNormal">Electromagnetic induction<o:p></o:p></p>
|
| 5 |
<p class="MsoNormal">In series combination
of capacitors, each capacitor will have same:<o:p></o:p></p> |
- A. <p class="MsoNormal">Voltage<o:p></o:p></p>
- B. <p class="MsoNormal">Charge<o:p></o:p></p>
- C. <p class="MsoNormal">Capacitance<o:p></o:p></p>
- D. <p class="MsoNormal">Charge and voltage<o:p></o:p></p>
|
| 6 |
<p class="MsoNormal">What happens to the intensity or the brightness of the lamps
connected in series as more and more lamps are added:<o:p></o:p></p> |
- A. <p class="MsoNormal">Increases<o:p></o:p></p>
- B. <p class="MsoNormal">Decreases<o:p></o:p></p>
- C. <p class="MsoNormal">Remains the same<o:p></o:p></p>
- D. <p class="MsoNormal">Cannot be predicted<o:p></o:p></p>
|
| 7 |
<p class="MsoNormal">Which is not an e.m.f source:<o:p></o:p></p> |
- A. <p class="MsoNormal">Generator<o:p></o:p></p>
- B. <p class="MsoNormal">Solar cell<o:p></o:p></p>
- C. <p class="MsoNormal">Battery<o:p></o:p></p>
- D. <p class="MsoNormal">Rheostat<o:p></o:p></p>
|
| 8 |
Which of the following reasons increase the importance of computer? |
- A. Speedy
- B. Long time storage of memory
- C. Quick decision
- D. All of these
|
| 9 |
<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>
|
| 10 |
The speed of sound in air is kmh<sup>-1</sup> |
- A. 1243
- B. 1244
- C. 1245
- D. 1246
|
