| 1 |
One micro coulomb charge is equal to: |
- A. 10<sup>-3</sup> C
- B. 10<sup>3</sup>C
- C. 10<sup>6</sup>C
- D. 10<sup>-6</sup>C
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| 2 |
Which device is used to store charge: |
- A. Resister
- B. Capacitor
- C. Dielectric
- D. Fuse
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| 3 |
<p class="MsoNormal">The brain of any computer system is:<o:p></o:p></p> |
- A. <p class="MsoNormal">Monitor<o:p></o:p></p>
- B. <p class="MsoNormal">Memory<o:p></o:p></p>
- C. <p class="MsoNormal">CPU<o:p></o:p></p>
- D. <p class="MsoNormal">Control unit<o:p></o:p></p>
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| 4 |
SI unit of electric intensity is: |
- A. NC
- B. NC<sup>-1</sup>
- C. NC<sup>-2</sup>
- D. NC<sup>-3</sup>
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| 5 |
Two charged spheres are separated by 2 mm. Which of the following would produced the greatest attractive force? |
- A. +1 q and +4q
- B. -1 q and -4q
- C. +2 q and +2q
- D. +2 q and -2q
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| 6 |
The S.I unit of electric potential is: |
- A. Watt
- B. Joule
- C. Coulomb
- D. Volt
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| 7 |
<p class="MsoNormal">The speed of sound in air at 0°C is:<o:p></o:p></p> |
- A. <p class="MsoNormal">331ms<sup>-1</sup><o:p></o:p></p>
- B. <p class="MsoNormal">376ms<sup>-1</sup><o:p></o:p></p>
- C. <p class="MsoNormal">231ms<sup>-1</sup><o:p></o:p></p>
- D. <p class="MsoNormal">386ms<sup>-1</sup><o:p></o:p></p>
|
| 8 |
When frequency of sound wave is increased, which of the
following decreases:WavelengthPeriodAmplitude |
- A. (i) Only
- B. (iii) Only
- C. (i) And (ii) only
- D. (i) And (iii) only
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| 9 |
The 1st practical electric battery is known as: |
- A. Voltaic
- B. Pile
- C. Voltaic pile
- D. Voltaic cell
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| 10 |
<p class="MsoNormal">Ultrasound waves carry energy:<o:p></o:p></p> |
- A. <p class="MsoNormal">Less<o:p></o:p></p>
- B. <p class="MsoNormal">More<o:p></o:p></p>
- C. <p class="MsoNormal">Equal<o:p></o:p></p>
- D. <p class="MsoNormal">None of these<o:p></o:p></p>
|