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UPSC CSE Prelims
2010
Q27 — Science & Technology

UPSC CSE Prelims 2010 Q27 — Science & Technology PYQ with Answer

2010Q27·Science & Technology·Physics

Two trains leave New Delhi at the same time. One travels north at 60 kmph and the other travels south at 40 kmph. After how many hours will the trains be 150 km apart?

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