Hydraulics and Fluid Mechanics in ME A hemispherical tank of radius (R) has an orifice of cross-sectional area (a) at its bottom and is full of liquid. The time required to empty the tank completely is 14π R5/2/15Cd × a √(2g) 14π R1/2/15Cd × a √(2g) 14π R7/2/15Cd × a √(2g) 14π R3/2/15Cd × a √(2g) 14π R5/2/15Cd × a √(2g) 14π R1/2/15Cd × a √(2g) 14π R7/2/15Cd × a √(2g) 14π R3/2/15Cd × a √(2g) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The intensity of pressure at any point, in a liquid, is __________ to the depth of liquid from the surface. Directly proportional Inversely proportional None of these Equal Directly proportional Inversely proportional None of these Equal ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Bernoulli's equation Z - p/w - v²/2g = constant Z + p/w + v²/2g = constant Z - p/w + v²/2g = constant Z + p/w - v²/2g = constant Z - p/w - v²/2g = constant Z + p/w + v²/2g = constant Z - p/w + v²/2g = constant Z + p/w - v²/2g = constant ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A venturi-flume is used to measure Pressure difference between two points in a pipe Pressure of liquid Discharge of liquid Pressure difference between two points in a channel Pressure difference between two points in a pipe Pressure of liquid Discharge of liquid Pressure difference between two points in a channel ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The highest efficiency is obtained with a channel of __________ section. Circular Trapezoidal Square Rectangular Circular Trapezoidal Square Rectangular ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Slip of a reciprocating pump is negative, when Suction pipe is short and pump is running at low speeds Delivery pipe is long and pump is running at high speeds Suction pipe is short and delivery pipe is long and the pump is running at low 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 Delivery pipe is long and pump is running at high speeds Suction pipe is short and delivery pipe is long and the pump is running at low speeds Suction pipe is long and delivery pipe is short and the pump is running at high speeds ANSWER DOWNLOAD EXAMIANS APP
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