Hydraulics and Fluid Mechanics in ME For starting an axial flow pump, its delivery valve should be Could be either open or closed Depends on starting condition and flow desired Open Closed Could be either open or closed Depends on starting condition and flow desired Open Closed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Alcohol is used in manometers because It has low surface tension It can provide longer column due to low density It has low vapour pressure It is clearly visible It has low surface tension It can provide longer column due to low density It has low vapour pressure It is clearly visible ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The diameter of the nozzle (d) for maximum transmission of power is given by (where D = Diameter of pipe, f = Darcy’s coefficient of friction for pipe, and l = Length of pipe) d = (D⁵/8fl)1/3 d = (D⁵/8fl)1/2 d = (D⁵/8fl)1/5 d = (D⁵/8fl)1/4 d = (D⁵/8fl)1/3 d = (D⁵/8fl)1/2 d = (D⁵/8fl)1/5 d = (D⁵/8fl)1/4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The rise or depression of liquid in a tube due to surface tension will increase in size of tube will Remain unaffected Decrease Increase May increase or decrease depending on the characteristics of liquid Remain unaffected Decrease Increase May increase or decrease depending on the characteristics of liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a depressed nappe The pressure below the nappe is atmospheric The pressure above the nappe is atmospheric The pressure above the nappe is negative The pressure below the nappe is negative The pressure below the nappe is atmospheric The pressure above the nappe is atmospheric The pressure above the nappe is negative The pressure below the nappe is negative ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to equation of continuity, w1a1 = w2a2 a1/v1 = a2/v2 w1v1 = w2v2 a1v1 = a2v2 w1a1 = w2a2 a1/v1 = a2/v2 w1v1 = w2v2 a1v1 = a2v2 ANSWER DOWNLOAD EXAMIANS APP