| 1 |
A current carrying conductor experience maximum magnetic force in a uniform magnetic field when it is placed. |
- A. Perpendicular to field
- B. Parallel to field
- C. At an angle of 60 <sup>o</sup> to the field
- D. None of these
|
| 2 |
If the length of solenoid is doubled but N same, B inside the solenoid becomes. |
- A. Half
- B. Doubled
- C. One fourth
- D. Four times
|
| 3 |
For a current carrying solenoid the term 'n' has unit as. |
- A. No unit
- B. m<sup>-1</sup>
- C. m<sup>-2</sup>
- D. m-3
|
| 4 |
Current passing through the coil of galvanometer |
- A. CO/BAN
- B. CoN /BA
- C. NAB/CO
- D. AN/BCO
|
| 5 |
A Current flowing towards the reader is denoted by. |
- A. Cross
- B. a bracket
- C. A dot
- D. Positive sign
|
| 6 |
The SI Unit of magnetic induction is. |
- A. Weber
- B. Tesla
- C. Gauss
- D. Newton
|
| 7 |
The force on a charge particle moving parallel to magnetic field is: |
- A. Maximum
- B. Minimum
- C. Zero
- D. None of these
|
| 8 |
A galvanometer is an electrical instrument used to |
- A. Measure resistance
- B. Measure voltage
- C. Detect passage of current
- D. None of these
|
| 9 |
The SI unit of magnetic permeability is. |
- A. WbA-1m-1
- B. Wbm-2
- C. WbmA-1
- D. WbAm-1
|
| 10 |
When charge particle enter perpendicular to magnetic field, the path followed by it is: |
- A. A helix
- B. A circle
- C. Straight line
- D. Ellipes
|