Hydraulics & Fluid Mechanics Free surface of a liquid tends to contract to the smallest possible area due to force of viscosity friction cohesion surface tension viscosity friction cohesion surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The resultant of all normal pressures acts vertically upwards at center of pressure at metacentre at e.g. of body vertically upwards at center of pressure at metacentre at e.g. of body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Flow of water in a pipe about 3 meters in diameter can be measured by pitot tube rotameter venturi orifice plate pitot tube rotameter venturi orifice plate ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Drag force is a function of i) projected area of the body ii) mass density of the fluid iii) velocity of the body The correct answer is (i) and (ii) (i), (ii) and (iii) (ii) and (iii) (i) and (iii) (i) and (ii) (i), (ii) and (iii) (ii) and (iii) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The difference of pressure between the inside and outside of a liquid drop is (d)p = 2T/r (b)p = T/r (a)p = Txr p = T/2r (d)p = 2T/r (b)p = T/r (a)p = Txr p = T/2r ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Fluid is a substance that cannot remain at rest under action of any shear force always expands until it fills any container cannot be subjected to shear forces has the same shear stress.at a point regardless of its motion cannot remain at rest under action of any shear force always expands until it fills any container cannot be subjected to shear forces has the same shear stress.at a point regardless of its motion ANSWER DOWNLOAD EXAMIANS APP