Hydraulics & Fluid Mechanics The increase in meta centric height i) increases stability ii) decreases stability iii) increases comfort for passengers iv) decreases comfort for passengers The correct answer is (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) 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 friction cohesion viscosity surface tension friction cohesion viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For measuring flow by a venturimeter, if should be installed in inclined line with upward flow vertical line in any direction and in any location. horizontal line inclined line with upward flow vertical line in any direction and in any location. horizontal line 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), (ii) and (iii) (ii) and (iii) (i) and (ii) (i) and (iii) (i), (ii) and (iii) (ii) and (iii) (i) and (ii) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A large Roynold number is indication of LAMINAR FLOW turbulent flow smooth and streamline flow highly turbulent flow. LAMINAR FLOW turbulent flow smooth and streamline flow highly turbulent flow. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics According to Bernoulli’s equation for steady ideal fluid flow velocity and pressure are inversely proportional the energy is constant along a stream-line but may vary across streamlines principle of conservation of mass holds total energy is constant throughout velocity and pressure are inversely proportional the energy is constant along a stream-line but may vary across streamlines principle of conservation of mass holds total energy is constant throughout ANSWER DOWNLOAD EXAMIANS APP