Second Year Physics Chapter 14 Online MCQ Test for 2nd Year Physics Chapter 14 Electromagnetism Preparation

The unit of Magnetic flux is called.

• weber A
• weber/m² B
• NM^-1A^-1 C
• None of above D

The SI unit of E is NC-1 and that of B is Na-1 m-1 then the unit of E/B is.

• ms-2 A
• ms B
• ms^-1 C
• m-1s-1 D

In current carrying long solenoid the magnetic field produced does not depend upon.

• The radius of solenoid A
• Number of turns per unit length B
• Current flowing through solenoid C
• All of the above D

The torque in the coil can be increased by increasing:

• No. of turns A
• Current and magnetic field B
• Area of coil C
• All of the above D

Two parallel wires carrying currents in the opposite direction.

• Repel each other A
• Attract each other B
• Have no effect upon each other C
• They cancel out their individual magnetic fields. D

• 
  A
• 
  B
• 
  C
• None of the above D

Useful device to measure resistance, current and voltage is an electronic instrument called.

• Volt meter A
• Ammeter B
• Ohmmeter C
• Digital Multimeter D

The conductor experience force, placed in magnetic above:

• Move towards weaker part of field A
• Move towards stronger part of field B
• Remains at rest C
• Move upwards in space D

If a low resistance is connected parallel to a galvanometer then galvanometer is converted.

• Ammeter A
• Voltammeter B
• Ohmmeter C
• Multimeter D

Brightness of screen of CRO controlled by

• Grid A
• Filament B
• Anode C
• Cathode D

When a charge is projected perpendicular to a uniform magnetic field, tis path is

• Spiral A
• Helix B
• Ellipse C
• Circular D

NIBA =

• cθ A
• θ/c B
• c²θ C
• c²/θ D

The SI Unit of magnetic induction is.

• Weber A
• Tesla B
• Gauss C
• Newton D

An AVO meter can also be called as.

• Digital multimeter A
• Digital voltmeter B
• Digital ammeter C
• Digital ohm meter D

The force on a charge particle moving parallel to magnetic field is:

• Maximum A
• Minimum B
• Zero C
• None of these D

When charge particle enter perpendicular to magnetic field, the path followed by it is:

• A helix A
• A circle B
• Straight line C
• Ellipes D

In order to measure potential difference voltmeter is always connected in.

• Series A
• Parallel B
• Both a and b C
• Neither in series nor in parallel D