Hydraulics and Fluid Mechanics in ME An orifice is said to be large, if The available head of liquid is less than 5 times the height of orifice The available head of liquid is more than 5 times the height of orifice The velocity of flow is large The size of orifice is large The available head of liquid is less than 5 times the height of orifice The available head of liquid is more than 5 times the height of orifice The velocity of flow is large The size of orifice is large ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Froude's number is the ratio of inertia force to Surface tension force Gravity force Elastic force Pressure force Surface tension force Gravity force Elastic force Pressure force ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The height of a water column equivalent to a pressure of 0.15 MPa is 25.3 m 15.3 m 35.3 m 45.3 m 25.3 m 15.3 m 35.3 m 45.3 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A body floats in stable equilibrium When its meatcentric height is zero When its e.g. is below its center of buoyancy When the metacentre is above e.g. Metacentre has nothing to do with position of e.g. for determining stability When its meatcentric height is zero When its e.g. is below its center of buoyancy When the metacentre is above e.g. Metacentre has nothing to do with position of e.g. for determining stability ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power transmitted through a pipe is (where w = Specific weight in N/m3, and Q = Discharge in m3/s) w × Q × hf w × Q × H w × Q (H + hf) w × Q (H - hf) w × Q × hf w × Q × H w × Q (H + hf) w × Q (H - hf) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted by a jet of water impinging normally on a plate which due to the impact of jet, moves in the direction of jet with a velocity v is [wa (V - v)]/g [wa (V - v)]/2g [wa (V - v²)]/g [wa (V - v)²]/2g [wa (V - v)]/g [wa (V - v)]/2g [wa (V - v²)]/g [wa (V - v)²]/2g ANSWER DOWNLOAD EXAMIANS APP