Hydraulics and Fluid Mechanics in ME Dynamic viscosity of most of the gases with rise in temperature increases remains unaffected decreases unpredictable increases remains unaffected decreases unpredictable ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head due to friction in a pipe of uniform diameter in which a viscous flow is taking place, is (where RN = Reynold number) 1/RN 16/RN 64/RN 4/RN 1/RN 16/RN 64/RN 4/RN ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Francis turbine is used when the available head of water is 0 to 25 m 25 m to 250 m Above 250 m None of these 0 to 25 m 25 m to 250 m Above 250 m None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Slip of a reciprocating pump is negative, when Delivery pipe is long and pump is running at high speeds Suction pipe is long and delivery pipe is short and the pump is running at high speeds Suction pipe is short and pump is running at low speeds Suction pipe is short and delivery pipe is long and the pump is running at low speeds Delivery pipe is long and pump is running at high speeds Suction pipe is long and delivery pipe is short and the pump is running at high speeds Suction pipe is short and pump is running at low speeds Suction pipe is short and delivery pipe is long and the pump is running at low speeds ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a large rectangular orifice is given by (where H1 = Height of the liquid above the top of the orifice, H2 = Height of the liquid above the bottom of the orifice, b = Breadth of the orifice, and Cd = Coefficient of discharge) Q = (2/3) Cd × b × √(2g) × (H22 - H12) Q = (2/3) Cd × b × √(2g) × (H23/2 - H13/2) Q = (2/3) Cd × b × √(2g) × (H2 - H1) Q = (2/3) Cd × b × √(2g) × (H21/2 - H11/2) Q = (2/3) Cd × b × √(2g) × (H22 - H12) Q = (2/3) Cd × b × √(2g) × (H23/2 - H13/2) Q = (2/3) Cd × b × √(2g) × (H2 - H1) Q = (2/3) Cd × b × √(2g) × (H21/2 - H11/2) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Hydraulic accumulator is used for Supplying energy when main supply fails Generally high pressures to operate hydraulic machines Accumulating oil Supplying large quantities of oil for very short duration Supplying energy when main supply fails Generally high pressures to operate hydraulic machines Accumulating oil Supplying large quantities of oil for very short duration ANSWER DOWNLOAD EXAMIANS APP