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CBSE Class 9 Answered

a train starts from rest& covers a distance of 450m in 2min .calculate the speed of the train in m/sec , km/hr
Asked by | 12 Jul, 2011, 12:00: AM
answered-by-expert Expert Answer
 
Distance covered = 450 m
 
                            = 450/1000 km
 
                            = 0.45 km
 
Time taken = 2 min
 
                    = 2 x 60 sec = 120 sec
 
                    = 2/60 hr = 0.033 hr
 
Answered by | 11 Jul, 2011, 10:46: PM

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