Hydraulics and Fluid Mechanics in ME The efficiency of power transmission through pipe is (where H = Total supply head, and hf = Head lost due to friction in the pipe) (H - hf )/H (H + hf )/H H/(H - hf ) H/(H + hf ) (H - hf )/H (H + hf )/H H/(H - hf ) H/(H + hf ) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the pressure intensity at a point is more than the local atmospheric pressure, then the difference of these two pressures is called Vacuum pressure Gauge pressure Positive gauge pressure Absolute pressure Vacuum pressure Gauge pressure Positive gauge pressure Absolute pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Reciprocating pumps are no more to be seen in industrial applications (in comparison to centrifugal pumps) because of Necessity of air vessel High initial and maintenance cost Lower discharge Lower speed of operation Necessity of air vessel High initial and maintenance cost Lower discharge Lower speed of operation ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If mercury in a barometer is replaced by water, the height of 3.75 cm of mercury will be following cm of water 50 cm 52.2 cm 51 cm 52 cm 50 cm 52.2 cm 51 cm 52 cm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The resultant upward pressure of the fluid on an immersed body is called upthrust center of pressure buoyancy all the above are correct upthrust center of pressure buoyancy all the above are correct ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME High specific speed of a pump implies it is Mixed flow pump Axial flow pump Centrifugal pump Any one of the above Mixed flow pump Axial flow pump Centrifugal pump Any one of the above ANSWER DOWNLOAD EXAMIANS APP