Question

How do magnet trains run without touching the ground?

May 10, 2024

Answer

A huge magnetic field is created by electrified coils in the guideway walls, which propel the train.

💡 Some Related Questions

Fun with magnet

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?

Fun with magnet

Suggest an arrangement to store a U shaped magnet. How is this different from storing a pair of bar magnets?

Fun with magnet

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?

Fun with magnet

Suggest an activity to prepare a magnetic compass by using an iron needle and a bar magnet.

Fun with magnet

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.

Fun with magnet

How can a magnet be demagnetised?

Fun with magnet

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.

Fun with magnet

Write four uses of magnets.

Fun with magnet

Study the pictures carefully and answer the questions that follow.
Will the two magnets attract or repel each other? Why?

Fun with magnet

You are provided with two identical metal bars. One out of the two is a magnet. Suggest two ways to identify the magnet.