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प्रश्न
Which magnet will you use?
A window shutter opens and shuts continuously in the wind.
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उत्तर
Permanent magnet can be used to stop the continuous shuttering of the window in the wind.
संबंधित प्रश्न
Write true or false for a given statement.
A current-carrying coil, when suspended freely, can rest in any direction.
Write true or false of the following statement.
Magnetic keeper is a wooden piece.
Draw lines of force surrounding a bar magnet when it is placed in the magnetic meridian with its north pole pointing geographic, north.
Define the following term:
Angle of dip
Draw the magnetic field lines around a bar magnet when a bar magnet is placed such that the N pole points North.
What is meant by electrostatic induction? You have been given two metal containers A and Band a positively charged body X. With the help of a diagram, explain the different stages of charging - A positively, and B negatively.
Distinguish between
Natural and artificial magnets.
MRI stands for _______.
Observe the pictures A and B given in figure carefully.
Which of the following statement is correct for the above given pictures?
What are the factors that determine the strength of the magnet?
