Hydraulics and Fluid Mechanics in ME The gross or total head of the turbine is the ___________ of the water levels at the head race and tail race. Product None of these Sum Difference Product None of these Sum Difference ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a body floating in a liquid occupies a new position and remains at rest in this new position, when given a small angular displacement, the body is said to be in __________ equilibrium. None of these Stable Neutral Unstable None of these Stable Neutral Unstable ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Stream lines and path lines always coincide in case of turbulent flow uniform flow laminar flow steady flow turbulent flow uniform flow laminar flow steady flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When an ideal fluid flows past a sphere highest intensity of pressure occurs around the circumference at right angles to flow lowest pressure intensity occurs at rear stagnation point lowest pressure intensity occurs at front stagnation point total drag is zero highest intensity of pressure occurs around the circumference at right angles to flow lowest pressure intensity occurs at rear stagnation point lowest pressure intensity occurs at front stagnation point total drag is zero ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a body is immersed wholly or partially in a liquid, it is lifted up by a force equal to the weight of liquid displaced by the body. This statement is called Pascal’s law Bernoulli’s theorem Principle of flotation Archimedes’s principle Pascal’s law Bernoulli’s theorem Principle of flotation Archimedes’s principle ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An opening in the side of a tank or vessel such that the liquid surface with the tank is below the top edge of the opening, is called Weir None of these Notch Orifice Weir None of these Notch Orifice ANSWER DOWNLOAD EXAMIANS APP