area of circle,sector and segment....

Asked by deepitapai | 9th Mar, 2009, 01:04: PM

Expert Answer:

Let the speed of train be v.

We have:

v=ωr=(2πf)(r)=2π*75*60*0.0021=59.37 kmph

 

Answered by  | 9th Mar, 2009, 03:13: PM

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