1.

The results of some observations about the number of iron pins attracted by a bar magnet are shown below. In your opinion which of the given reading are correct? Number of pins attracted Observation        A          B          C         D (i)         10        2          2          10 (ii)        10        5          5          4 (iii)       6          6          6          6 (iv)       2          10        10        2

A. (i)            
B.          (ii)
C. (iii)                   
D.          (iv)
Answer» B.          (ii)


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