This page requires a JavaScript-enabled browser
Instructions on how to enable your browser are contained in the help file.
Chapter 20 - Electromagnetism - 4
1.
Match the column...............................parallel conductor to the field
a) direction of the current
b) direction of the force
c) no force
d) carbon brushes
2.
Match the column...............................DC motor and AC generator
a) carbon brushes
b) outward of plane
c) direction of the current
d) directionof the force
3.
Match the column...............................clockwise rotation of the coil
a) one complete rotation of the cell
b) switch
c) DC motor
d) AC generator
4.
Match the column...............................production of alternating current
a) one complete rotation of the cell
b) switch
c) DC motor
d) AC generator
5.
Match the column...............................one cycle of coil
a) one complete rotationof the coil
b) switch
c) DC motor
d) AC generator
6.
Match the column...............................two coils
a) AC generator
b) mutual induction
c) one complete rotaion of the coil
d) switch
7.
Match the column...............................stops the flow of current
a) one complete rotationof the coil
b) switch
c) DC motor
d) AC generator
8.
Match the column...............................rectangular iron core
a) Faraday's law
b) step down transformer
c) magnetic flux
d) transformer
9.
Match the column...............................decreases the voltage applied
a) self induction
b) faraday's law
c) step down transformer
d) magnetic flux
10.
Match the column...............................circuit itself change induced emf
a) self induction
b) faraday's law
c) step down transformer
d) magnetic flux
11.
Match the column...............................electromagnetic induction
a) self induction
b) faraday's law
c) step down transformer
d) magnetic flux
12.
Match the column...............................magnetic lines generate
a) Magnatic Flux
b) self induction
c) switch
d) mutual induction
13.
When ________ passes through a conductor a magnetic field is produced in the space around it.
Click here to enter your answer!
14.
Lines of force can betraced on card board with the help of a _________ needle.
Click here to enter your answer!
15.
The direction of the lines of force can be determined by _______ rule.
Click here to enter your answer!
16.
When a current carrying conductor is placed in a ________ field at right angle to it, it experiences a force.
Click here to enter your answer!
This is more feedback!
This is the feedback!
