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Physics 10th Class English Medium Unit 7 Online Test
| Sr. # | Questions | Answers Choice |
|---|---|---|
| 1 | Each volt of lightening contains energy: |
<p class="MsoNormal">4x10<sup>6</sup> joules<o:p></o:p></p> <p class="MsoNormal">1000 joules<o:p></o:p></p> <p class="MsoNormal">1000 million joules<o:p></o:p></p> <p class="MsoNormal">10 joules<o:p></o:p></p> |
| 2 | Which type of capacitor is cylindrical in shape: |
<p class="MsoNormal">Paper capacitor<o:p></o:p></p> <p class="MsoNormal">Mica capacitor<o:p></o:p></p> <p class="MsoNormal">Variable capacitor<o:p></o:p></p> <p class="MsoNormal">Plates capacitor<o:p></o:p></p> |
| 3 | In electrostatic all charges are in: |
<p class="MsoNormal">The same direction<o:p></o:p></p> <p class="MsoNormal">Opposite direction<o:p></o:p></p> <p class="MsoNormal">Motion<o:p></o:p></p> <p class="MsoNormal">Static state<o:p></o:p></p> |
| 4 | When a positive charge of 2 coulombs is placed at a point in
an electric field, it experiences a force of 6N. The intensity of electric
field at this point is: |
<p class="MsoNormal">6 NC<sup>-1</sup><o:p></o:p></p> <p class="MsoNormal">3 NC<sup>-1</sup><o:p></o:p></p> <p class="MsoNormal">12 NC<sup>-1</sup><o:p></o:p></p> <p class="MsoNormal">1.5 NC<sup>-1</sup><o:p></o:p></p> |
| 5 | What will be the capacitance of capacitor by joining them in
parallel: |
<p class="MsoNormal">Increased<o:p></o:p></p> <p class="MsoNormal">Much less<o:p></o:p></p> <p class="MsoNormal">Decrease<o:p></o:p></p> <p class="MsoNormal">No change<o:p></o:p></p> |
| 6 | The product of charge ‘q’ and potential difference is equal
to: |
<p class="MsoNormal">Power<o:p></o:p></p> <p class="MsoNormal">Force<o:p></o:p></p> <p class="MsoNormal">Capacitance<o:p></o:p></p> <p class="MsoNormal">Energy<o:p></o:p></p> |
| 7 | If the potential energy of none coulomb charge is one joule
then its potential will be: |
<p class="MsoNormal">5 volt<o:p></o:p></p> <p class="MsoNormal">2 volt<o:p></o:p></p> <p class="MsoNormal">3 volt<o:p></o:p></p> <p class="MsoNormal">1 volt<o:p></o:p></p> |
| 8 | If the field is stronger than lines of force are to each
other: |
<p class="MsoNormal">Far away<o:p></o:p></p> <p class="MsoNormal">Separated<o:p></o:p></p> <p class="MsoNormal">Closer<o:p></o:p></p> <p class="MsoNormal">No effect<o:p></o:p></p> |
| 9 | If a neutral body is brought near to the electroscope its
leaves: |
<p class="MsoNormal">Diverge<o:p></o:p></p> <p class="MsoNormal">Contract<o:p></o:p></p> <p class="MsoNormal">Shut<o:p></o:p></p> <p class="MsoNormal">Remain in normal position<o:p></o:p></p> |
| 10 | Positive charge can be produced by: |
<p class="MsoNormal">Combing in hair<o:p></o:p></p> <p class="MsoNormal">Rubbing glass rod on silk<o:p></o:p></p> <p class="MsoNormal">By rubbing ebonite rod on wool<o:p></o:p></p> <p class="MsoNormal">By rubbing glass rod wool<o:p></o:p></p> |
| 11 | If the distance between the charged bodies is much greater
as compared to their sizes then the
bodies are considered is: |
<p class="MsoNormal">Positive charge<o:p></o:p></p> <p class="MsoNormal">Negative charge<o:p></o:p></p> <p class="MsoNormal">Point charge<o:p></o:p></p> <p class="MsoNormal">Zero charge<o:p></o:p></p> |
| 12 | If the distance between two point charges is reduced to
half, the coulomb’s force become: |
<p class="MsoNormal">Half<o:p></o:p></p> <p class="MsoNormal">Two times<o:p></o:p></p> <p class="MsoNormal">One fourth<o:p></o:p></p> <p class="MsoNormal">Fourth times<o:p></o:p></p> |
