Two balloons are moving in air with velocities `v_(1)={2thati+(t-2)hatj)m//s` and `v_(2)={(t-4)hati+
Channel: Doubtnut
Date: 30/08/2020

Two balloons are moving in air with velocities `v_(1)={2thati+(t-2)hatj)m//s` and `v_(2)={(t-4)hati+thatj}m//s` then at what `t` balloons are moving parallel to each other: