A train covers 60m between 2 seconds and 4 seconds. How fast was it going at 3 seconds?
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if it covers 60 m in 4-2 secs so 60m in 2 secs
so 30 m/s is the train speed and 3 s lies between 4s and 2s so the constant speed is 30 m/s
so 30 m/s is the train speed and 3 s lies between 4s and 2s so the constant speed is 30 m/s
superchicken:
so should we take the avg. speed?
ya
ok
thanks
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