A tailor was stitching buttons on his shirt. The needle has slipped from his hand on to the floor. Can you help the tailor to find the needle? Open Answer »
Suggest an arrangement to store a U shaped magnet. How is this different from storing a pair of bar magnets? Open Answer »
A bar magnet is cut into two pieces A and B, from the middle, as shown in the figure. Will the two pieces act as individual magnets? Mark the poles of these two pieces. What will happen if these magnets are further broken? Open Answer »
Suggest an activity to prepare a magnetic compass by using an iron needle and a bar magnet. Open Answer »
Three identical iron bars are kept on a table. Two out of three bars are magnets. In one of the magnets the North–South poles are marked. How will you find out which of the other two bars is a magnet? Identify the poles of this magnet. Open Answer »
Boojho kept a magnet close to an ordinary iron bar. He observed that the iron bar attracts a pin as shown below. What inference could he draw from this observation? Explain. Open Answer »
Study the pictures carefully and answer the questions that follow. Will the two magnets attract or repel each other? Why? Open Answer »
Will the two pieces act as individual magnets? Mark the poles of these two pieces. What will happen if these magnets are further broken? 
What inference could he draw from this observation? Explain. 
Will the two magnets attract or repel each other? Why?