Hydrostatic Forces on Surfaces MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Hydrostatic Forces on Surfaces, a fundamental topic in the field of Fluid Mechanics. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Hydrostatic Forces on Surfaces MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Hydrostatic Forces on Surfaces mcq questions that explore various aspects of Hydrostatic Forces on Surfaces problems. Each MCQ is crafted to challenge your understanding of Hydrostatic Forces on Surfaces principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Fluid Mechanics tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Hydrostatic Forces on Surfaces MCQs are your pathway to success in mastering this essential Fluid Mechanics topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Hydrostatic Forces on Surfaces. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Hydrostatic Forces on Surfaces knowledge to the test? Let's get started with our carefully curated MCQs!

Hydrostatic Forces on Surfaces MCQs | Page 4 of 6

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Q31.
What is the variation of total pressure with depth for any submerged surface if we neglect variation in the density?
Discuss
Answer: (a).Linear
Q32.
A pipe line which is 6 m in diameter contains a gate valve. The pressure at the centre of the pipe is 25 N/cm². If the pipe is filled with specific gravity 0.8, find the force exerted by the oil upon the gate.
Discuss
Answer: (a).7.06 MN
Q33.
Determine the centre of pressure on an isosceles triangle plate of base 6m and altitude 6m when it is immersed vertically in an oil of specific gravity 0.75. The base of the plate coincides with the free surface of oil.
Discuss
Answer: (b).3 m
Q34.
A tank contains water upto a height of 0.5 m above the base. An immiscible liquid of specific gravity 0.75 is filled on the top of water upto 1.5 m height. Calculate total pressure on side of the tank.
Discuss
Answer: (a).17780.61 N/m²
Q35.
A circular opening, 6m diameter, in a vertical side of a tank is closed by a disc of 6m diameter which can rotate about a horizontal diameter. Calculate the force on the disc. The centre of circular opening is at the depth of 5 m.
Discuss
Answer: (a).1.38 MN
Q36.
Find the total pressure on a rectangular plate of dimensions 2×3 m immersed in a fluid of specific gravity 0.65 at a depth of 6 m from the surface.
Discuss
Answer: (a).22.9 N/cm²
Q37.
Find the total pressure on a circular plate of diameter 3 m immersed in a fluid of specific gravity 0.75 at a depth of 5 m from the surface on a planet having acceleration dueto gravity 7 m/s².
Discuss
Answer: (a).18.5 N/cm²
Q38.
A rectangular plate surface 3m wide and 5m deep lies in fluid of specific gravity 0.9 such that its plane makes an angle of 45โฐ with water surface, upper edge 3m below free water surface. Determine the total pressure.
Discuss
Answer: (a).86.5 N/cm²
Q39.
A rectangular plan surface 5 m wide and 7 m deep lies in water in such a way that its plane makes an angle 60โฐ with the free surface of water. Determine the total pressure force when the upper edge is 3 m below the free surface.
Discuss
Answer: (a).311.15 N/cm²
Q40.
A circular plate 5.0 m diameter is immersed in such a way that its greatest and least depth below the free surface are 3 m and 1 m respectively. Determine the position of the centre of pressure.
Discuss
Answer: (a).2.5 m
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