(i) Iron loses its magnetism easily, |
(ii) Steel is a hard magnetic material. |
(iii) Iron is used to make permanent magnet, |
(iv) Steel is used to make electromagnet, |
A)
(i)
(ii)
(iii)
(iv)
F
F
T
T
B)
(i)
(ii)
(iii)
(iv)
T
T
F
F
C)
(i)
(ii)
(iii)
(iv)
T
F
T
F
D)
(i)
(ii)
(iii)
(iv)
F
T
F
T
Correct Answer: B
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