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Question 38:The distance between Delhi and Agra is 200 km. A train travels the first 100 km at a speed of 50 km/h. How fast must the train travel the next 100 km, so as to average 70 km/h for the whole journey ?Lakhmir Singh Physics Class 9

Answer»

The speed that TRAIN TRAVEL NEXT 100 km,so as to average 70 km for the whole JOURNEY is 90 km/h.



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