PUMPA - SMART LEARNING

எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

Book Free Demo
Read and choose the correct answer for the following:
1. To retain the magnetic property of a horse-shoe magnet,
Statement 1: A piece of iron is kept across the poles.
Statement 2: A piece of wood is kept across the poles.
2.  Statement 1 : Repulsion occurs when unlike poles (N-S or S-N) of the magnets are kept close to each other.
Statement 2 : Repulsion occurs when like poles (N-N or S-S) of the magnets are kept away from each other.
3. Statement 1: The north pole is always coloured red in a compass .
Statement 2: The north pole is always coloured black in a compass.