Fluid Mechanics
The equation given below is called the __________ . f-0.5 = 4.07 loge (NRe√f)-0.6

Fanning equation
Colebrook formula
Von-Karman equation
None of these

ANSWER DOWNLOAD EXAMIANS APP

Fluid Mechanics
The Prandtl mixing length is

Zero at the pipe wall and is a universal constant
Independent of radial distance from the pipe axis
Useful for computing laminar flow problems
Independent of the shear stress

ANSWER DOWNLOAD EXAMIANS APP