Hydraulics & Fluid Mechanics A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used ? 1 : 2.5 1:50 1 :25 1 : 5 1 : 2.5 1:50 1 :25 1 : 5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Two pipe systems are said to be equivalent when length of pipe and discharge are same in two systems friction factor and length are same in two systems length and diameter are same in two systems head loss and discharge are same in two systems length of pipe and discharge are same in two systems friction factor and length are same in two systems length and diameter are same in two systems head loss and discharge are same in two systems ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Pressure of the order of 10''' torr can be measured by Bourdon tube Micro-manometer ionisastion gauge Pirani Gauge Bourdon tube Micro-manometer ionisastion gauge Pirani Gauge ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge through a V- notch varies as H5’4 where H is head. H1/2 H5/2 H3’2 H5’4 where H is head. H1/2 H5/2 H3’2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics THEE HORIZONTAL COMPONENT OF BUOYANT FORCE IS SAME AS BUOYANT FORCE NEGLIGIBLE None of these ZERO SAME AS BUOYANT FORCE NEGLIGIBLE None of these ZERO ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics SURFACE TENSION HAS THE UNITS OF NEW TONS/M NEWTONS/M NETON/M NEWTONS NEW TONS/M NEWTONS/M NETON/M NEWTONS ANSWER DOWNLOAD EXAMIANS APP