| 1 |
Cathode ray oscilloscope works by deflecting a beams |
- A. Neutrons
- B. Protons
- C. Electrons
- D. Positron
|
| 2 |
Energy stored per uint volume inside a solenoid is called as |
- A. energy density
- B. Electric flux
- C. Work
- D. Volume charge density
|
| 3 |
An AVO meter can also be called as. |
- A. Digital multimeter
- B. Digital voltmeter
- C. Digital ammeter
- D. Digital ohm meter
|
| 4 |
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
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| 5 |
Lorentz force means the force acting on a particle, which is |
- A. Magnetic force only
- B. Electric force only
- C. Sum of electric and magnetic force
- D. None of these
|
| 6 |
The field is strong and uniform. |
- A. Inside the solenoid
- B. Surrounding of solenoid externally
- C. Perpendicular to solenoid
- D. All of above
|
| 7 |
The sensitivity of galvanometer is given by |
- A. CAN/B
- B. C/BAN
- C. BAN/C
- D. BN/CA
|
| 8 |
The conductor experience force, placed in magnetic above: |
- A. Move towards weaker part of field
- B. Move towards stronger part of field
- C. Remains at rest
- D. Move upwards in space
|
| 9 |
A charged particle having charge 'q' is moving at right angle to magnetic field. The quantity which varies is. |
- A. Speed
- B. Kinetic energy
- C. Path of motion
- D. angular velocity
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| 10 |
The unit of magnetic induction B is |
- A. Coulomb
- B. Ampere
- C. Coulomb/ampere
- D. Weber/m<sup>2</sup>
|