| 1 |
The quantity time constant RC has units of. |
- A. Charge
- B. Time
- C. Capacitance
- D. Resistance
|
| 2 |
The electric intensity at infinite distance from the point charge is |
- A. Infinite
- B. Zero
- C. Positive
- D. Negative
|
| 3 |
A changing electric flux creates. |
- A. Electric fields
- B. Gravitational
- C. Magnetic field
- D. Electric charge
|
| 4 |
One electron volt is equal to. |
- A. 1.6 x 10<sup>-19</sup> Joule
- B. 1.6 x 10<sup>-19</sup>Coulomb
- C. 1.6 x 10<sup>-12</sup>N
- D. 1.6 x 10<sup>18</sup>Joule
|
| 5 |
For which material medium, force between two charged particles is maximum. |
- A. Ammonia
- B. Germanium
- C. Mica
- D. Teflon
|
| 6 |
Electric flux is a |
- A. Vector quantity
- B. Scalar quantity
- C. Both (a) and (b)
- D. None of above
|
| 7 |
Charge carriers in electrolytes are. |
- A. Protons
- B. Electrons
- C. Holes
- D. Positive and Negative ions
|
| 8 |
Due to polarization, electric field E. |
- A. Increase
- B. Decrease
- C. First increases then decreases
- D. Remain same
|
| 9 |
An electric field cannot deflect |
- A. X-rays
- B. a-particles
- C. ß-particles
- D. None of these
|
| 10 |
The leV = |
- A. 1.6x10-19C
- B. 1.6x10-11J
- C. 1.6x10-19J
- D. 1.6x10-11C
|