EASY
10th CBSE
IMPORTANT
Earn 100

The metallic pointer of a plotting compass gets deflected only when it is placed near a bar magnet because the pointer has:
(a)electromagnetism
(b)permanent magnetism
(c)induced magnetism
(d)ferromagnetism

66.67% studentsanswered this correctly

Important Questions on Magnetic Effect of Electric Current
MEDIUM
10th CBSE
IMPORTANT
Which of the following statements is incorrect regarding magnetic field lines?

EASY
10th CBSE
IMPORTANT
Copy the figure given below which shows a plotting compass and a magnet. Label the pole of the magnet and draw the field line on which the compass lies.


EASY
10th CBSE
IMPORTANT
The diagram shows a bar magnet surrounded by four plotting compasses. Copy the diagram and mark in it the direction of the compass needle for each of the cases and .


EASY
10th CBSE
IMPORTANT
Which is the north pole, or ?
 
 

EASY
10th CBSE
IMPORTANT
The three diagrams in the following figure show the lines of force (field lines) between the poles of two magnets. Identify the poles and .


EASY
10th CBSE
IMPORTANT
The figure given below shows the magnetic field between two magnets:

Copy the diagram and label the other poles of the magnets.

EASY
10th CBSE
IMPORTANT
The figure given below shows the magnetic field between two magnets:

Which is the weaker magnet- Magnet 1 or Magnet 2?

EASY
10th CBSE
IMPORTANT
Which effect of current can be utilised in detecting a current-carrying wire concealed in a wall?













