A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. The total pressure on the wall acts at a distance __________ from the liquid surface.

A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. Which of the following statement is correct?

A

The pressure on the wall at the liquid level is minimum

B

The pressure on the bottom of the wall is maximum

C

The pressure on the wall at the liquid level is zero, and on the bottom of the wall is maximum

D

The pressure on the bottom of the wall is zero

When a vertical wall is subjected to pressures due to liquid on both sides, the resultant pressure is the __________ of the two pressures.

A

Sum

B

Difference

C

Arithmetic mean

D

Geometric mean

Total pressure on the vertical face of a retaining wall of height h acts parallel to free surface and from the base at a distance of

A

$$\frac{{\text{h}}}{4}$$

B

$$\frac{{\text{h}}}{3}$$

C

$$\frac{{\text{h}}}{2}$$

D

$$\frac{{2{\text{h}}}}{3}$$

A ladder is resting against a vertical wall and its bottom is 2.5 m away from the wall. If it slips 0.8 m down the wall, then its bottom will move away from the wall by 1.4 m. What is the length of the ladder?

A

6.2 m

B

6.5 m

C

6.8 m

D

\7.5 m

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

A

Steady flow

B

Turbulent flow

C

Vortex flow

D

Uniform flow

A motorcycle stunt man belonging to a fair rides over the vertical walls of a circular wall at an average speed of 54 km/h for 5 minutes. If the radius of the wall is 5 meters then the distance traveled is ----

A

2.5 km

B

3.5 km

C

5 km

D

4.5 km

Whenever a plate is held immersed at some angle with the direction of flow of the liquid, it is subjected to some pressure. The component of this pressure, in the direction of flow of the liquid, is known as

A

Lift

B

Drag

C

Stagnation pressure

D

Bulk modulus

The bending stress in a wall or column subjected to effective vertical load need not be considered, if the eccentricity ratio is

A

Less than or equal to $$\frac{1}{{24}}$$

B

Less than or equal to $$\frac{1}{6}$$

C

More than $$\frac{1}{{24}}$$

D

Less than or equal to $$\frac{1}{{12}}$$

A tank filled partially with a liquid is subjected to a uniform horizontal acceleration. Which of the following is true for the surface of liquid in the tank?

A

The liquid surface falls down on the direction of motion and rises up on the back side of the tank

B

The liquid surface falls down only at the center of the tank

C

The surface of the liquid remains horizontal

D

None

The vertical sides of a door and window openings provided in a wall, are known as

A

Verticals

B

Reveals

C

Jambs

D

None of these

A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. The total pressure on the wall acts at a distance __________ from the liquid surface.

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