A) Both 'A' and 'B' are periodic changes
B) Both 'A' and ' B ' are non-periodic change
C) 'A' is periodic and 'B' is non-periodic change
D) 'B' is periodic and 'A' is non-periodic change
Correct Answer: B
Solution :
Both change in phases of moon and movement of needle of clock are periodic changes.You need to login to perform this action.
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