| 1 |
Weber is the unit of |
- A. Magnetic flux
- B. Permeability
- C. magnetic force
- D. None of above
|
| 2 |
The e/m of a neutron is |
- A. Less than electron
- B. The same as electron
- C. Zero
- D. Greater than election
|
| 3 |
Write the SI unit of magnetic flux. |
- A. Tesla
- B. Weber
- C. Weber m-2
- D. Tesla m2
|
| 4 |
If a low resistance is connected parallel to a galvanometer then galvanometer is converted. |
- A. Ammeter
- B. Voltammeter
- C. Ohmmeter
- D. Multimeter
|
| 5 |
The dimensions of magnetic flux are |
- A. M<sup>1</sup>L<sup>-2</sup>T<sup>1</sup>A<sup>1</sup>
- B. MLT<sup>-2</sup>A<sup>-1</sup>
- C. ML<sup>2</sup>T<sup>2</sup>A<sup>-1</sup>
- D. ML<sup>2</sup>T<sup>-2</sup>A<sup>-1</sup>
|
| 6 |
CRO works by deflecting the beam of electron as they pass through |
- A. Uniform magnetic field
- B. Uniform electric field between two sets of parallel plates
- C. Non-uniform magnetic field
- D. None of these
|
| 7 |
The unit of magnetic induction B is |
- A. Coulomb
- B. Ampere
- C. Coulomb/ampere
- D. Weber/m<sup>2</sup>
|
| 8 |
The SI Unit of magnetic induction is. |
- A. Weber
- B. Tesla
- C. Gauss
- D. Newton
|
| 9 |
A positive charge is moving towards an observer, The direction of magnetic induction will be. |
- A. Toward right
- B. Anti clockwise
- C. Clockwise
- D. Toward left
|
| 10 |
The brightness of the spot of CRO screen is controlled by. |
- A. Anode
- B. Cathode
- C. Grid
- D. Deflecting plates
|