RPSC AEN 2018 Test series (21-30) with answer key

This our Third MCQ series for the RPSC AEN exam .we hope that this series will help in preparing for the exam. because the question level is the same as the exam.


Q. 21) If creep coefficient for concrete at 7 days is K₁ and 28 days is K₂ then
 A. K₁ > K₂
 B. K₁ < K₂
 C. K₁ = K₂
 D. K₁ ≤ K₂

Q.22) When the water content in a soil at which just shear strength develops is called
A. Liquid limit
B. Plastic limit
C. Elastic limit
D. Shrinkage limit

Q.23) Standard penetration resistance in very stiff clays lie between
 A. 2 and 4
 B. 15 and 30
 C. 4 and 8
 D. 8 and 15

Q.24) In the soil sample of a consolidometer test, pore water pressure is
A. Minimum at the center
B. Maximum at the top
C. Maximum at the bottom
D. Maximum at the center

Q.25)  The gases are considered incompressible when Mach number is
A. Equal to 1.0
B. Equal to 0.2
C. Equal to 0.3
D. Equal to 0.6

Q.26) Dynamic viscosity has the dimensions as
A. MLT^-1
B. ML^-1T^-3
C. ML^-1T^-2
D. ML^-1T^-1

Q.27) The earthen embankments constructed parallel to the river at some suitable distance for protection from flooding, are called
A. Groynes
B. Guide banks
C. Levees
D. Terraces

Q.28) Atmometer is used to measure
A. Evaporation
B. Transpiration
C. Evapotranspiration
D. All of the above

Q.29) A forebay is an enlarged body of water provided just in
A. Powerhouse
B. Draft tube
C. Penstocks
D. Turbines

Q.30) Deflection in a truss depends upon
A. Axial rigidity
B. Flexural rigidity
C. Torsional rigidity
D. Axial and flexural rigidity



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