# Civil Engineering - GATE Exam Questions

### Exercise :: GATE Exam Questions - Section 7

6.

If, for a fluid in motion, pressure at a point is same in all directions, then the fluid is :

 A. a real fluid B. a Newtonian fluid C. an ideal fluid D. a non-Newtonian fluid

Explanation:

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7.

It is proposed to widen and strengthen an existing 2-lane NH section as a divided highway. The existing traffic in one direction is 2500 commercial vehicles (CV) per day. The construction will take 1 year. The design CBR of soil subgrade is found to be 5 percent, Given: traffic growth rate for CV = 8 percent, vehicle damage factor = 3.5 (standard axles per CV), design life = 10 years and traffic distribution factor = 0.75. The cumulative standard axles (msa) computed are

 A. 35 B. 37 C. 65 D. 70

Explanation:

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8.

If the shear force at a section of beam under bending is equal to zero then the bending moment at the section is

 A. zero B. maximum C. minimum D. minimum or maximum

Explanation:

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9.

In network of pipes

 A. the algebraic sum of discharges around each circuit is zero B. the algebraic sum of (pressure + datum) head drops around each circuit is zero C. the elevation of hydraulic grade line is assumed for each junction point D. elementary circuits are replaced by equivalent pipes

Explanation:

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10.

A volume of 3.0 x 106 m3 of ground water was pumped out from an unconfined aquifer, uniformly from an area of 5 km2. The pumping lowered the water table from initial level of 102 m to 99 m. The specific yield of the aquifier is

 A. 0.2 B. 0.3 C. 0.4 D. 0.5