Vishnu brought a magnet near 3 pins made up of different materials. Pin shown by Y and Z get attracted towards the magnet whereas X remains unaffected.
What are pins 'X', 'Y', and 'Z' made up of?
A
Pix X - Copper
Pin Y - Iron
Pin Z - Steel
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B
Pix X - Steel
Pin Y - Nickel
Pin Z - Aluminium
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C
Pix X - Copper
Pin Y - Brass
Pin Z - Cobalt
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D
Pix X - Iron
Pin Y - Copper
Pin Z - Brass
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Solution
The correct option is A Pix X - Copper
Pin Y - Iron
Pin Z - Steel From the given figure, pin X is non-magnetic material as it is not attracted by the magnet and it can be copper. Pin Y and pin Z are attracted by the magnet, so they are magnetic materials like iron, nickel, cobalt, steel, etc.