Hydraulics & Fluid Mechanics For a sphere of radius 15 cm moving with a uniform velocity of 2 m/sec through a liquid of specific gravity 0.9 and dynamic viscosity 0.8 poise, the Reynolds number will be 337.5 600 300 675 337.5 600 300 675 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In which of the following the friction drag is generally larger than pressure drag? a sphere a circular disc or plate held normal to flow an airfoil a cylinder a sphere a circular disc or plate held normal to flow an airfoil a cylinder ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics SURFACE TENSION HAS THE UNITS OF NEWTONS/M NEW TONS/M NETON/M NEWTONS NEWTONS/M NEW TONS/M NETON/M NEWTONS ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Separation of flow occurs when All of these the pressure intensity reaches a minimum the cross-section of a channel is reduced the boundary layer comes to rest All of these the pressure intensity reaches a minimum the cross-section of a channel is reduced the boundary layer comes to rest ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Coefficient of velocity for Borda’s mouth piece running full is 0.707 1.00 0.855 0.611 0.707 1.00 0.855 0.611 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Two pipe systems are said to be equivalent when length and diameter are same in two systems head loss and discharge are same in two systems length of pipe and discharge are same in two systems friction factor and length are same in two systems length and diameter are same in two systems head loss and discharge are same in two systems length of pipe and discharge are same in two systems friction factor and length are same in two systems ANSWER DOWNLOAD EXAMIANS APP
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