1.

Consider the pervious situation with V_(R) gt V_(bR) Let V_(R)=V_(1):V_(bR)=V_(2) For the drift (x- displacement to be minimum, the angletheta at which the person should swim from O is

Answer»

`sin^(-1) ((V_(BR))/(V_(R)))`
`sin^(-1) ((V_(R))/(V_(bR)))`
`COS^(-1)((V_(bR))/(V_(R)))`
`cos^(-1) ((V_(R))/(V_(bR)))`

Answer :A


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