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.
The greatest and the least depth of a circular plate of 4 m diameter from the free surface of water are 3 m and 1 m respectively as shown. What will be the total pressure in (kN) on the plate?

a.

123

b.

185

c.

246

d.

308

Discuss
Answer: (c).246
Q32.
The greatest and the least depth of a circular plate of 4 m diameter from the free surface of water are 3m and 1 m respectively as shown. What will be the depth (in m) of it’s centre of pressure?

a.

1.125

b.

1.25

c.

2.125

d.

2.25

Discuss
Answer: (c).2.125
Q33.
The highest and lowest vertices of a diagonal of a square lamina (each side equal to 4m) are 1 m and 3 m respectively as shown. What will be the water force (in kN) on the lamina?

a.

78

b.

118

c.

157

d.

196

Discuss
Answer: (c).157
Q34.
The highest and lowest vertices of a diagonal of a square lamina (each side equal to 4m) are 1 m and 3 m respectively as shown. What will be the depth (in m) of it’s centre of pressure?

a.

1.08

b.

1.58

c.

2.08

d.

2.58

Discuss
Answer: (c).2.08
Q35.
A square lamina (each side equal to 2m) is submerged vertically in water such that the upper edge of the lamina is at a depth of 0.5 m from the water surface. If the pressure on the surface is 12 bar, what will be the total water pressure (in kN) on the lamina?

a.

39

b.

59

c.

64

d.

71

Discuss
Answer: (c).64
Q36.
A container is filled with two liquids of densities ρ₁ and ρ₂ up to heights h₁ and hβ‚‚ respectively. What will be the hydrostatic force (in kN) per unit width of the lower face AB?

a.

ρ₂g(h₁ + hβ‚‚)

b.

ρ₂g(h₁ + \(\frac{h_2}{2}\))

c.

ρ₂g(\(\frac{ρ_1}{ρ_2}\)h₁ + \(\frac{h_2}{2}\))

d.

ρ₂g(\(\frac{ρ_1}{ρ_2}\)h₁ + \(\frac{h_2}{2}\))²

Discuss
Answer: (c).ρ₂g(\(\frac{ρ_1}{ρ_2}\)h₁ + \(\frac{h_2}{2}\))
Q37.
For an inclined plate the pressure intensity at every point differs.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q38.
The pressure intensity for a horizontal plate is maximum on the surface of the earth and decreases as we move further away from the surface of the earth either downward or upward.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q39.
For an inclined plane for which position, maximum total pressure acts on it.

a.

Horizontal

b.

Vertical

c.

Inclined

d.

None of the mentioned

Discuss
Answer: (b).Vertical
Q40.
The total pressure or pressure intensity is zero for any point on inclined surface in space.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
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