Hydraulics & Fluid Mechanics The position of center of pressure on a plane surface immersed vertically in a static mass of fluid is None of these always above the centroid of the area at the centroid of the submerged area always below the centroid of the area None of these always above the centroid of the area at the centroid of the submerged area always below the centroid of the area ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Which of the following instrument can be used for measuring speed of an aeroplane Venturimeter Orifice plate rotameter pitot tube Venturimeter Orifice plate rotameter pitot tube ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics An object having 10 kg mass weighs 9.81kg on a spring balance. The value of ‘g’ at this place is 9.75 m/sec² 9.81 m/sec² 10m/sec² 10.2/m sec 9.75 m/sec² 9.81 m/sec² 10m/sec² 10.2/m sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics When a body floating in a liquid, is displaced slightly, it oscillates about center of buoyancy e.g. of body metacentre center of pressure center of buoyancy e.g. of body metacentre center of pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Flow at constant rate through a tapering pipe is i) steady flow ii) uniform flow iii) unsteady flow iv) non-uniform flow The correct answer is (i)and(iv) (ii) and (iv) (i) and (ii) (ii) and (iii) (i)and(iv) (ii) and (iv) (i) and (ii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The Prartdtl mixing length is zero at the pipe wall maximum at the pipe wall independent of shear stress None of these zero at the pipe wall maximum at the pipe wall independent of shear stress None of these ANSWER DOWNLOAD EXAMIANS APP