Physics, asked by REETURAJ7905, 1 year ago

Two cars start from the same point and move towards a destination that is 250 km apart. they move with the speed of 60 kmph and 40 kmph. at certain point of time during the race, both the cars interchange their speed such that the second car reach the destination 1 hour earlier than the first car. what is the time in secs at which they interchange their speeds?

Answers

Answered by kumarsurender0pd57sk
2
good question.. but I want ans too
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