MCQ
Which one of the following time-displacement graph represents two moving objects $P$ and $Q$ with zero relative velocity?
- A

- ✓

- C

- D






Zero relative velocity means that both of them have same slope.
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$ x = 2 \sin \omega t \,;$ $ y = 2 \sin \left( {\omega t + \frac{\pi }{4}} \right)$
The path of the particle will be :
(Use $g=\frac{G M}{R^{2}}=9.8 \,ms ^{-2}$ and radius of earth, $R =6400\, km .]$
