A) I
B) II
C) Ill & IV
D) All
Correct Answer: D
Solution :
I does not represent the 1-D motion; total distance covered by a particle increases and decreases with time. I and III do not represent the 1-D motion, because at a particular time, there cannot be two values of position IV is not possible, because speed can never be negative.You need to login to perform this action.
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