Hydraulics and Fluid Mechanics in ME An object having 10 kg mass weighs 9.81 kg on a spring balance. The value of 'g' at this place is 9 m/sec 10 m/sec² 9.81 m/sec² 9.75 m/sec² 9 m/sec 10 m/sec² 9.81 m/sec² 9.75 m/sec² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity distribution for laminar flow through a circular tube is constant over the cross-section varies parabolically with maximum at the centre None of these varies linearly from zero at walls to maximum at centre is constant over the cross-section varies parabolically with maximum at the centre None of these varies linearly from zero at walls to maximum at centre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a single casing, multistage pump running at constant speed, the capacity rating is to be slightly lowered. It can be done by Not possible Designing new impeller Trimming the impeller size to the required size by machining Some other alterations in the impeller Not possible Designing new impeller Trimming the impeller size to the required size by machining Some other alterations in the impeller ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece weighing 3 kg in air was found to weigh 2.5 kg when submerged in water. Its specific gravity is 6 7 1 5 6 7 1 5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Alcohol is used in manometers because It has low vapour pressure It has low surface tension It can provide longer column due to low density It is clearly visible It has low vapour pressure It has low surface tension It can provide longer column due to low density It is clearly visible ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME One horsepower is equal to 550 watts 735 watts 102 watts 75 watts 550 watts 735 watts 102 watts 75 watts ANSWER DOWNLOAD EXAMIANS APP