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प्रश्न
Complete the following diagram of magnets to show the lines of force.
उत्तर
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संबंधित प्रश्न
The magnetic field lines produced by a bar magnet:
(a) originate from the south pole and end at its north pole
(b) originate from the north pole and end at its east pole
(c) originate from the north pole and end at its south pole
(d) originate from the south pole and end at its west pole
Explain the following :
When two pins are hung by their heads from the same pole of a magnet, their pointed ends moves apart.
Draw the pattern of magnetic field lines near a bar magnet placed with its North Pole pointing towards the geographic North. Indicate the position of neutral points by marking X.
State whether the magnetic field lines in part (a) represent a uniform magnetic field or non-uniform magnetic field?
Select the correct option:
A bar magnet is rubbed on a bar of steel along its length 20 times. The bar of steel gets magnetised due to the process of:
State briefly the molecular theory of magnetism.
State briefly the modern views on magnetism.
When the conductor is perpendicular to the magnetic field, the force will be the ______, When it is parallel to the magnetic field, the force will be ______.
A student fixes a white sheet of paper on a drawing board. He places a bar magnet in the centre and sprinkles some iron filings uniformly around the bar magnet. Then he taps gently and observes that iron filings arrange themselves in a certain pattern.
- Why do iron filings arrange themselves in a particular pattern?
- Which physical quantity is indicated by the pattern of field lines around the bar magnet?
- State any two properties of magnetic field lines.
Name the poles P, Q, Rand S of the magnets in the following figures 'a' and 'b':
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| Figure 'a' | Figure 'b' |
