Civil Engineering - GATE Exam Questions

41. 

The following two statements are made with reference to a simply supported under-reinforced RCC beam :

  1. Failure takes place by crushing of concrete before the steel has yieled.
  2. The neutral axis moves up as the load is increased.

With reference to the above statements, which of the following applies ?

A. Both the statements are false.
B. I is true but II is false.
C. Both the statements are true.
D. I is false but II is true.

Answer: Option C

Explanation:

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42. 

In deriving the equation for the hydraulic jump in a rectangular channel in terms of the conjugate depths and the initial Froude number.

A. continuity equation and energy equation are used
B. continuity equation and momentum equation are used
C. equations of continuity, mementum and energy are used
D. gradually varied flow equation is used

Answer: Option C

Explanation:

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43. 

An important purpose of prime coats is to:

A. promote the bond between the base and the wearing courses
B. promote the adhesion between an existing wearing surface and a subsequent wearing surface
C. promote the bond between the sub-base cause and the sub-grade
D. increase the stability of the sub-grade

Answer: Option B

Explanation:

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44. 

A trickling filter is primarily a :

A. straining process to remove suspended solids from sewage
B. biological oxidation process to remove BOD from sewage
C. straining process to remove turbidity from water
D. straining process to remove bacteria from water

Answer: Option B

Explanation:

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45. 

A soil having particles of nearly the same size is known as

A. well graded
B. uniformly graded
C. poorly graded
D. gap graded

Answer: Option B

Explanation:

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