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

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.