| 1 |
When Ohm meter gives full scale deflection it indicates. |
- A. Zero resistance
- B. Infinite resistance
- C. Small resistance
- D. Very High resistance
|
| 2 |
The force on a charge particle moving parallel to magnetic field is: |
- A. Maximum
- B. Minimum
- C. Zero
- D. None of these
|
| 3 |
Current passing through the coil of galvanometer |
- A. CO/BAN
- B. CoN /BA
- C. NAB/CO
- D. AN/BCO
|
| 4 |
The sum of electric and magnetic force is called. |
- A. Maxwell force
- B. Lorentz force
- C. Newton's force
- D. Centripetal force
|
| 5 |
The effective way to increase the sensitivity of moving coil galvanometer is. |
- A. Increase the area of coil
- B. Increase the number of turn
- C. Increase the magnetic field
- D. Increase the value of constant C
|
| 6 |
The SI Unit of magnetic induction is. |
- A. Weber
- B. Tesla
- C. Gauss
- D. Newton
|
| 7 |
Useful device to measure resistance, current and voltage is an electronic instrument called. |
- A. Volt meter
- B. Ammeter
- C. Ohmmeter
- D. Digital Multimeter
|
| 8 |
___ is correct relation. |
- A. IT = 10<sup>-4 </sup>G
- B. IT = 10<sup>4</sup> G
- C. IT = 10<sup>2</sup> G
- D. IT = 10<sup> -2</sup> G
|
| 9 |
If a charge is at rest in a magnetic field then force on charge is |
- A. Zero
- B. Double
- C. One fourth
- D. Four times
|
| 10 |
The Grid 'G' in cathode ray oscilloscope. |
- A. Accelerate as well as focus electron beam
- B. Control no. of electrons beam
- C. Is at - Ve potential with respect to cathode.
- D. Both d and b
|
