| 1 |
<p class="MsoNormal">The more negative potential of grid, the more electrons will
be:<o:p></o:p></p> |
- A. <p class="MsoNormal">Attracted<o:p></o:p></p>
- B. <p class="MsoNormal">Repelled<o:p></o:p></p>
- C. <p class="MsoNormal">Attracted as well as repelled<o:p></o:p></p>
- D. <p class="MsoNormal">Neither attracted nor repelled<o:p></o:p></p>
|
| 2 |
<p class="MsoNormal">An object is placed at the Centre of curvature of a concave
mirror. The image produced by the mirror is located:<o:p></o:p></p> |
- A. <p class="MsoNormal">Out beyond the centre of curvature<o:p></o:p></p>
- B. <p class="MsoNormal">At the centre of curvature<o:p></o:p></p>
- C. <p class="MsoNormal">Between the centre of curvature and the focal point<o:p></o:p></p>
- D. <p class="MsoNormal">At the focal point<o:p></o:p></p>
|
| 3 |
What type of graph is in between V and I? |
- A. Curved
- B. Parabola
- C. Straight line
- D. None of these
|
| 4 |
An electric current in conductors is due to the flow of: |
- A. Positive ions
- B. Negtive ions
- C. Positive charge
- D. free electron
|
| 5 |
How Galvanometer is connected in circuit to detect current? |
- A. In Series
- B. In Parallel
- C. Fixed
- D. Variable
|
| 6 |
<p class="MsoNormal">In OR operation inputs are connected as:<o:p></o:p></p> |
- A. <p class="MsoNormal">Series<o:p></o:p></p>
- B. <p class="MsoNormal">Parallel<o:p></o:p></p>
- C. <p class="MsoNormal">Both series or parallel<o:p></o:p></p>
- D. <p class="MsoNormal">None of these<o:p></o:p></p>
|
| 7 |
Which one is a safety device? |
- A. Switch
- B. Fuse
- C. Circuit breaker
- D. Both B and C
|
| 8 |
<p class="MsoNormal">The point through which rays of light pass after reflection
from concave mirror is called principal:<o:p></o:p></p> |
- A. <p class="MsoNormal">Focus<o:p></o:p></p>
- B. <p class="MsoNormal">Circle<o:p></o:p></p>
- C. <p class="MsoNormal">Axis<o:p></o:p></p>
- D. <p class="MsoNormal">Radius<o:p></o:p></p>
|
| 9 |
Electric potential and e.m.f. |
- A. are the same terms
- B. are the different terms
- C. have different units
- D. both b and c
|
| 10 |
<p class="MsoNormal">The characteristics of sound by which we can distinguish
between two sounds of same loudness and pitch is called.<o:p></o:p></p> |
- A. <p class="MsoNormal">Intensity<o:p></o:p></p>
- B. <p class="MsoNormal">Quality<o:p></o:p></p>
- C. <p class="MsoNormal">Loudness<o:p></o:p></p>
- D. <p class="MsoNormal">Pitch<o:p></o:p></p>
|
