A stone is lying in a fluid stream The force F acting on it depends on density of the - Physics - Units And Measurements

Question

A stone is lying in a fluid stream The force F acting on it depends
on density of the fluid, velocity v, and maximum area cross section
a Find out the expression of F

Rajnish Kumar · Accepted Answer

Dear student
F=k(ρ)x(v)y(a)zMLT-2 =(ML-3)x (LT-1)y(L2)z =MxL-3x+y+2zT-ycomparing both RHS and LHS we getx=1, y=2 and z=1F=k(ρ)1(v)2(a)1Regards

A stone is lying in a fluid stream. The force F acting on it depends on density of the fluid, velocity v, and maximum area cross section a. Find out the expression of F.