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

When Ohm meter gives full scale deflection it indicates.

• Zero resistance A
• Infinite resistance B
• Small resistance C
• Very High resistance D

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

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

The vector sum of electric force and magnetic force is called:

• Deflecting force A
• Lorentz force B
• Newton force C
• Faraday's force D

A sensitive galvanometer is

• Unstable A
• Stable B
• Moderate C
• Both B and C D

A battery is used in

• ohmmeter A
• Ammeter B
• Galvanometer C
• Voltemeter D

A moving charge is surrounded by:

• 2 Fields A
• 3 Fields B
• 4 Fields C
• None of these D

The unit of Magnetic flux is called.

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

e/m=

• v/Br A
• Br/V B
• VB/r C
• Vr/B D

A device used for detection of current is called.

• Inductor A
• Voltmeter B
• Capacitor C
• Galvanometer D

The unit of permiability of free space is:

• T.m/A A
• T.m²/A B
• T.m/A² C
• None of these D

One weber is equal to:

• N.A ²/m A
• N.m²/A B
• N.A/m C
• N.m/A D

To convert a galvanometer into an ammeter, we connect with it a

• Shunt resistance A
• Low value parallel B
• Low value by pass resistor C
• All of above D

Force on a charged particle is zero when projected at angle with magnetic field.

• 0 ^o A
• 90^o B
• 180^o C
• 270^o D

To convert a galvanometer into a volt meter a high resistance is connected.

• In series A
• In parallel B
• In perpendicular C
• Along tangent D

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

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

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

Galvanometer is sensitive when C/BAN is

• zero A
• Large B
• small C
• Negative D