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Sediment Transport Online Exam Quiz

Important questions about Sediment Transport. Sediment Transport MCQ questions with answers. Sediment Transport exam questions and answers for students and interviews.

Which type of structure does the diagram represent?

Options

A : a. Borrow Pit

B : b. Freeboard

C : c. Spoil Banks

D : d. Berm

What structure does the diagram represent?

Options

A : a. Back Berm

B : b. Berm

C : c. Freeboard

D : d. Spoil Banks

What are the types of sediment load?

Options

A : a. Bedload and Suspended load

B : b. Bedload and Dissolved load

C : c. Bedload, Dissolved load and Suspended load

D : d. Suspended load and Dissolved load

Increased dissolved load gives the flooded stream its muddy color.

Options

A : a. True

B : b. False

C : c. May be True or False

D : d. Can't say

At low velocity, the bed does not move at all but as velocity increases, it goes on assuming different shapes.

Options

A : a. True

B : b. False

C : c. May be True or False

D : d. Can't say

On increasing velocity beyond the threshold stage of motion, the bed develops ____________ shape.

Options

A : a. dunes with ripples

B : b. saw-tooth ripples

C : c. anti-dunes

D : d. flat surface

When the velocity is further increased beyond the stage where sand waves are formed in association with the surface waves, the waves are then called as ____________

Options

A : a. dunes

B : b. ripples

C : c. flat surface

D : d. antidunes

In the case of canals and natural streams, anti-dunes rarely occur.

Options

A : a. True

B : b. False

C : c. May be True or False

D : d. Can't say

On which factor does the movement of bedload depends?

Options

A : a. Velocity of Flow

B : b. Type of Flow

C : c. Depth of Flow

D : d. Width of the River

Commonly the bed load is 10% of total suspended load.

Options

A : a. True

B : b. False

C : c. May be True or False

D : d. Can't say

What type of force is completely responsible for the bedload movement?

Options

A : a. Forces of Turbulence

B : b. Drag Force

C : c. Capillary Force

D : d. Gravity Force

Which type of force is needed for suspension of suspended load in flowing water?

Options

A : a. Capillary Force

B : b. Drag Force

C : c. Forces of Turbulence

D : d. Gravity Force

A part of tractive force does not have any part in transporting the bed material, i. e bed load.

Options

A : a. True

B : b. False

C : c. May be True or False

D : d. Can't say

Given that the bed slope of a channel is 1 in 2000 and the discharge is 60 cumecs. The depth of the channel is fixed and is given as 2 m. The tractive force needed for the movement of bedload is? Take critical velocity ratio as 1.1.

Options

A : a. 8.89 N/m³

B : b. 8.87 N/m³

C : c. 8.85 N/m³

D : d. 8.83 N/m³

What cause is prime responsible for the heavy movement of water from main canal to branch canal?

Options

A : a. Existence of Favorable Gradient

B : b. Velocity of Flow

C : c. Type of Flow

D : d. Depth of the Canal

Water in which condition or state carry a maximum amount of sediment?

Options

A : a. Uniform State

B : b. Vapor State

C : c. Floods

D : d. Ice

What minimum value of shear stress is needed to move the sediment?

Options

A : a. Critical Velocity Ratio

B : b. Critical Shear Stress

C : c. Critical Velocity

D : d. Drag Force

Design a channel carrying a 30 cumecs. The median grain diameter is taken as 0.5 mm. The bedload concentration is 60 p.p.m by weight. Use Lacey’s Regime perimeter and Meyer-peter’s formulas.

Options

A : a. B = 26 m, S = 1/5600, y = 1.25 m

B : b. B = 22 m, S = 1/5800, y = 1.55 m

C : c. B = 24 m, S = 1/5500, y = 1.45 m

D : d. B = 25 m, S = 1/5700, y = 1.35 m

The scouring and silting on the river banks raise the flood levels for the particular discharge.

Options

A : a. True

B : b. False

C : c. May be True or False

D : d. Can't say

The phenomenon of sediment transport increases maintenance work and sometimes leads to huge economic loss.

Options

A : a. True

B : b. False

C : c. May be True or False

D : d. Can't say

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