Hydraulics and Fluid Mechanics in ME The velocity at which the flow changes from laminar flow to turbulent flow is called Super-sonic velocity Critical velocity Velocity of approach Sub-sonic velocity Super-sonic velocity Critical velocity Velocity of approach Sub-sonic velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of a hydraulic press is given by (where W = Weight lifted by ram, P = Force applied on plunger, A = Area of ram, and a = Area of plunger) (p/W) × (a/A) (p/W) × (A/a) (W/p) × (A/a) (W/p) × (a/A) (p/W) × (a/A) (p/W) × (A/a) (W/p) × (A/a) (W/p) × (a/A) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Bazin's formula, the discharge over a rectangular weir is mL2g x H3/2 where m is equal to 0.405 + (H/0.003) 0.405 + (0.003/H) 0.003 + (H/0.405) 0.003 + (0.405/H) 0.405 + (H/0.003) 0.405 + (0.003/H) 0.003 + (H/0.405) 0.003 + (0.405/H) ANSWER DOWNLOAD EXAMIANS APP
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. Difference None of these Sum Product Difference None of these Sum Product ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Centrifugal pump is started with its delivery valve Kept 50% open Irrespective of any position Kept fully open Kept fully closed Kept 50% open Irrespective of any position Kept fully open Kept fully closed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the net positive suction head (NPSH) requirement for the pump is not satisfied, then Cavitation will be formed No flow will take place Excessive power will be consumed Efficiency will be low Cavitation will be formed No flow will take place Excessive power will be consumed Efficiency will be low ANSWER DOWNLOAD EXAMIANS APP
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