| 1 |
<p class="MsoNormal">Safe level of noise depends on factors:<o:p></o:p></p> |
- A. <p class="MsoNormal">One<o:p></o:p></p>
- B. <p class="MsoNormal">Two<o:p></o:p></p>
- C. <p class="MsoNormal">Three<o:p></o:p></p>
- D. <p class="MsoNormal">Four<o:p></o:p></p>
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| 2 |
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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| 3 |
<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>
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| 4 |
If we double the distance between two charges, then force becomes |
- A. 4-times
- B. 1/4th
- C. Double
- D. Half
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| 5 |
<p class="MsoNormal">The intensity level of train siren is:<o:p></o:p></p> |
- A. <p class="MsoNormal">150 dB<o:p></o:p></p>
- B. <p class="MsoNormal">100 dB<o:p></o:p></p>
- C. <p class="MsoNormal">130 dB<o:p></o:p></p>
- D. <p class="MsoNormal">120 dB<o:p></o:p></p>
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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 |
If a charged body is brought near a negatively charged electroscope and the leaves of electroscope diverge, then the body is: |
- A. Positively charged
- B. Negatively charged
- C. Neutral
- D. None of these
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| 8 |
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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| 9 |
SI unit of capacitance is: |
- A. Joule
- B. Volt
- C. Watt
- D. Farad
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| 10 |
<p class="MsoNormal">In computer terminology information means:<o:p></o:p></p> |
- A. <p class="MsoNormal">Any data<o:p></o:p></p>
- B. <p class="MsoNormal">Raw data<o:p></o:p></p>
- C. <p class="MsoNormal">Processed data<o:p></o:p></p>
- D. <p class="MsoNormal">Large data<o:p></o:p></p>
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