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Two identical trains A and B move with e...

Two identical trains `A` and `B` move with equal speeds on parallel tracks along the equator. A moves from east to west and `B` moves from west to east. Which train will exert greater force on the track?

A

`N_(1)gtN_(2)`

B

`N_(1)ltN_(2)`

C

`N_(1)=N_(2)`

D

None of these

Text Solution

Verified by Experts

(a) Earth rotates from west to east about its axis `rArr" " omega_(A)gtomega_(g)" " ....(i)`
Using , `" " N-mg=momega^(2) R" " ....(ii)`

From Eqs. (i) and (ii) , we get `N_(A)gtN_(B)`
or " " `N_(1)gtN_(2)`
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