Hydraulics & Fluid Mechanics The Prartdtl mixing length is zero at the pipe wall independent of shear stress None of these maximum at the pipe wall zero at the pipe wall independent of shear stress None of these maximum at the pipe wall ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Operation of McLeod gauge used for low pressure measurement is based on the principle of Boyle’s law Pascal’s law gas law Charle’s law Boyle’s law Pascal’s law gas law Charle’s law ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The distance from pipe boundary, at which the turbulent shear stress is one-third die wall shear stress, is (where R is the radius of pipe) 1/2 R 1/3 R 3/4 R 2/3 R 1/2 R 1/3 R 3/4 R 2/3 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The difference of pressure between the inside and outside of a liquid drop is (b)p = T/r (d)p = 2T/r (a)p = Txr p = T/2r (b)p = T/r (d)p = 2T/r (a)p = Txr p = T/2r ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Specific weight of sea water is more that of pure water because it contains suspended matter dissolved salt dissolved air All of these suspended matter dissolved salt dissolved air All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge through a V- notch varies as H3’2 H1/2 H5/2 H5’4 where H is head. H3’2 H1/2 H5/2 H5’4 where H is head. ANSWER DOWNLOAD EXAMIANS APP