MEDIUM
Earn 100

Name the two applications of:
Magnetic effect of current

Important Questions on Electric Current and Its Effects

MEDIUM
Science>Physics>Electric Current and Its Effects>Electric Bell
Explain the working of a simple electric bell.
EASY
Science>Physics>Electric Current and Its Effects>Electric Bell

The sound produced in a door bell is due to the:

MEDIUM
Science>Physics>Electric Current and Its Effects>Electric Bell
Which part in an electric bell is involved in make-and-break operation?
HARD
Science>Physics>Electric Current and Its Effects>Electric Bell
Draw a large circuit diagram of an electric bell and explain its working.
EASY
Science>Physics>Electric Current and Its Effects>Electric Bell
(a) Give two advantages of an electromagnet over a permanent magnet. What type of magnet is used in an electric bell?

(b) Draw a labelled diagram of an electric bell.

EASY
Science>Physics>Electric Current and Its Effects>Electric Bell
Which effect of electric current is utilised in an electric bell?
MEDIUM
Science>Physics>Electric Current and Its Effects>Electric Bell
Draw a labelled diagram of an electric bell. Explain its working.
EASY
Science>Physics>Electric Current and Its Effects>Electric Bell
Which of these does not use the heating effect of current?
MEDIUM
Science>Physics>Electric Current and Its Effects>Electric Bell
Can we use a U-shaped permanent magnet in making an electric bell? 
MEDIUM
Science>Physics>Electric Current and Its Effects>Electric Bell
A household electrical device that is based on the magnetic effect of electric current. (electric bell/electric bulb)
HARD
Science>Physics>Electric Current and Its Effects>Electric Bell
Draw a labelled diagram of an electric bell. Explain its working.
EASY
Science>Physics>Electric Current and Its Effects>Electric Bell
On what principle an electric bell works? What does it consist of?
HARD
Science>Physics>Electric Current and Its Effects>Electric Bell
Draw a neat and labelled diagram of an electric bell and describe its working?
EASY
Science>Physics>Electric Current and Its Effects>Electric Bell
The effect of current on which the electric bell is based is known as
HARD
Science>Physics>Electric Current and Its Effects>Electric Bell
With the help of a diagram, explain the working of an electric bell.
EASY
Science>Physics>Electric Current and Its Effects>Electric Bell
An electric bell has an electromagnet. 
EASY
Science>Physics>Electric Current and Its Effects>Electric Bell
Cotyledons are also called-
MEDIUM
Science>Physics>Electric Current and Its Effects>Electric Bell
Explain the working of an electric bell with help of a diagram.
MEDIUM
Science>Physics>Electric Current and Its Effects>Electric Bell
The incomplete diagram of an electric bell is given in figure. Complete the diagram and label its different parts.
Question Image
MEDIUM
Science>Physics>Electric Current and Its Effects>Electric Bell
How does electromagnet work in an electric bell?