Hydraulic Fluid Mechanics MCQs
Practice free Hydraulic Fluid Mechanics multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 306 questions — no login required.
Question 253easy
An open tank containing liquid is made to move from rest with a uniform acceleration. The angle 0 which the free surface of liquid makes with the horizontal is such that (where a = Horizontal acceleration of the tank, and g = Acceleration due to gravity)
Question 255easy
When a cylindrical vessel, containing some liquid, is rotated about its vertical axis, the liquid surface is depressed down at the axis of its rotation and rises up near the walls of the vessel on all sides. This type of flow is known as
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Question 257easy
A flow in which the viscosity of fluid is dominating over the inertia force is called
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Question 259easy
The length of the divergent cone in a venturimeter is __________ that of the convergent cone.
Question 260easy
Viscous force is the __________ of shear stress due to viscosity and cross-sectionar area of flow.
Question 261easy
The total pressure on a horizontally immersed surface is (where w = Specific weight of the liquid, A = Area of the immersed surface, and x = Depth of the centre of gravity of the immersed surface from the liquid surface)