The total energy line lies over the hydraulic gradient line by an amount equal to the

The hydraulic gradient line lies over the centre line of the pipe by an amount equal to the

A

Pressure head

B

Velocity head

C

Pressure head + velocity head

D

Pressure head - velocity head

The total energy line lies over the centre line of the pipe by an amount equal to

A

Pressure head

B

Velocity head

C

Pressure head + velocity head

D

Pressure head - velocity head

The most economical section of a rectangular channel is one which has hydraulic mean depth or hydraulic radius equal to

A

Half the depth

B

Half the breadth

C

Twice the depth

D

Twice the breadth

Which of the following CSS Gradient Functions sets the direction and colors of a gradient that fades from one color to the next in a straight line?

A

gradient()

B

line-gradient()

C

linear-gradient()

D

none of the mentioned

If the height of the hydraulic gradient line above the floor of thickness t is h and the specific gravity of the material of the floor is G, the minimum thickness t of the floor downstream of the crest-wall, is given by the equation

A

$${\text{t}} = \frac{{{\text{h}} + 1}}{{{\text{G}} + {\text{t}}}}$$

B

$${\text{t}} = \frac{{{\text{h}} - 1}}{{{\text{G}} + {\text{t}}}}$$

C

$${\text{t}} = \frac{{{\text{h}} - 1}}{{{\text{G}} - {\text{t}}}}$$

D

$${\text{t}} = \frac{{{\text{h}} + 1}}{{\text{G}}}$$

The arrangement made for passing the sewer line below an obstruction below the hydraulic gradient lines called

A

Inverted syphon

B

Depressed sewer

C

Sag pipe

D

all of these

If the kinetic energy and potential energy of a simple harmonic oscillator of amplitude A are both equal to half the total energy, then the displacement is equal to

A

$${\text{A}}$$

B

$$\frac{{\text{A}}}{2}$$

C

$$\frac{{\text{A}}}{{\sqrt 2 }}$$

D

$${\text{A}}\sqrt 2 $$

Which of the following CSS Gradient Functions creates a circular or elliptical gradient, and optionally sets its shape, size, and position?

A

radial-gradient()

B

circular-gradient()

C

elliptical-gradient()

D

none of the mentioned

Which of the following CSS Gradient Functions Creates a radial gradient that repeats infinitely?

A

repeat-radial-gradient()

B

repeating-radial-gradient()

C

infinite-radial-gradient()

D

none of the mentioned

Gradient Editor ডায়ালগ বক্সের gradient স্লাইডারের বাম ও ডান প্রান্তে নিচে কী থাকে?

A

Color stop ত্রিকোণ

B

Opacity stop ত্রিকোণ

C

Select stop color বক্স

D

Gradient Editor

The total energy line lies over the hydraulic gradient line by an amount equal to the

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