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Charged particles

Authored by Просто Сая

Physics

12th Grade

Used 5+ times

Charged particles
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16 questions

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1.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Magnetic field lines are continuous, forming closed loops without beginning or end. They go from the .................pole to the ............... pole.

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Electric field lines originate on .................... charges and end on ......................... charges

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

If the parallel plates of the capacitors are separated by a very tiny distance, the electric field can be made ..................................

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Magnetic fields arise from ................... magnets and electric charges in ..........................

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A solenoid produces a .......................... ..............................when an electric current is passed through it.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do the directions of the magnetic field lines about a current-carrying wire shown?

They are directed away from the wire in all directions.

 

     They are parallel to the wire and similar to the direction of the current.

 

     They form a pattern of concentric circles around the wire.

 

They are parallel to the wire but opposite to the direction of the current.

 

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Using the Right-Hand-Rule configuration, if the thumb points to the direction of the force, what are the directions of the index and middle fingers respectively?

  Magnetic field and motion of the positive charge

  Motion of the positive charge and magnetic field

Motion of the negative charge and magnetic field

Magnetic field and electric field

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