Question

Magnets have got a self demagnetizing property. To avoid this, magnets are stored in the following ways: Bar magnets are kept in pairs separated by a piece of wood Magnetic keepers are used to store horse- shoe magnets Bar magnets are kept in separate boxes to retain their magnetism Magnets can be stored easily in any plastic containerWhich of the following options is correct?
Only a
Both a and b
a, b and d
a, b, c and d

Answer 1

Explanation:

Bro Please gives the options, I will Solve It For you