`(i)` Two particles are in projectile motion. The path of one particle as seen by another particle will be straight line.
`(ii)` In order to cross a river of uniform width `(` flow is also uniform `)` in shortest time, swimmer must swim in perpendicular direction of river flow.

Answer

`(i)` False `(ii)` True

Explanation

False There acceleration may be differenct.
True `T=(W)/(V)` to minimize `T,V` will be maximum .
`i.e.,` whole effort of swimmer must towards opposite bank.