Q. The intensity of pressure p is related to specific weight w of the liquid and vertical depth h of the point by the equation
β
Correct Answer: (A)
p = wh
Fluid Mechanics and Hydraulic Machines MCQs | Page - 1
Dear candidates you will find MCQ questions of Fluid Mechanics and Hydraulic Machines here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
Q. The point of application of the total pressure on the surface is
β
Correct Answer: (B)
Centre of pressure
Q. If A is the area of the immersed surface, w is the specific weight of the liquid and Νx is the depth of horizontal surface from the liquid surface, then the total pressure P on the surface is given by
β
Correct Answer: (C)
p = wA Νx
Q. The side of the dam to which the water from the river or the stream approaches is known as
β
Correct Answer: (B)
Upstream
Q. Lock gates are provided to
β
Correct Answer: (A)
Change the water level in a canal or river for irrigation
Q. The term........ means the study of pressure exerted by a fluid at rest.
β
Correct Answer: (A)
Hydrostatics
Q. The tendency for an immersed body to be lifted up in the fluid, due to an upward force opposite to the action of gravity is known as
β
Correct Answer: (A)
Buoyancy
Q. The magnitude of the buoyant force can be determined by
β
Correct Answer: (B)
Archimedes’ principle
Q. When a body is immersed in a fluid, partially or completely, the force of buoyancy is equal to
β
Correct Answer: (B)
The weight of the fluid displaced by the body
Q. The point of application of the force of buoyancy on the body is known as
β
Correct Answer: (B)
Centre of buoyancy
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