Q. In a Lagrangian system, the position of a fluid particle in a flow is described as π₯ = π₯ππβππ‘ and π¦ = π¦ππππ‘ where t is the time while π₯π, π¦π, and k are constants. The flow is
A. unsteady and one-dimensional
B. steady and two-dimensional
C. steady and one-dimensional
D. unsteady and two-dimensional
Ans: steady and two-dimensional