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 ? 1:50 1 :25 1 : 5 1 : 2.5 1:50 1 :25 1 : 5 1 : 2.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The horse power transmitted through a pipe is maximum when the ratio of loss of head due to friction and total head supplied is 1/3 1/2 2/3 1/4 1/3 1/2 2/3 1/4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Free surface of a liquid tends to contract to the smallest possible area due to force of surface tension viscosity cohesion friction surface tension viscosity cohesion friction ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to force of adhesion surface tension force of cohesion atmospheric pressure force of adhesion surface tension force of cohesion atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics When a liquid rotates at a constant angular velocity about a vertical axis as a rigid body, the pressure intensity varies linearly with radial distance inversely as the square of the radial distance inversely as the radial distance as the square of the radial distance linearly with radial distance inversely as the square of the radial distance inversely as the radial distance as the square of the radial distance ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Pressure of the order of 10''' torr can be measured by Bourdon tube ionisastion gauge Micro-manometer Pirani Gauge Bourdon tube ionisastion gauge Micro-manometer Pirani Gauge ANSWER DOWNLOAD EXAMIANS APP
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