Which of the following examples represent a periodic motion?
(i) A bullet fired from a gun,
(ii) An electron revolving round the nucleus in an atom
(iii) A vehicle moving with a uniform speed on a road
(iv) A comet moving around the Sun, and
(v) Motion of an oscillating mercury column in a U-tube.
Answers
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1
Answer:
2,4,5
Explanation:
As periodic motion means repeating of the same path after certain interval of time,in all these three cases the object return to it's path and repeat the motion.
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