Engineering
Engineering MCQs With Answers
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According to Coulomb’s wedge theory of earth pressure, the failure wedge is assumed to be bounded by a plane surface and acts as a:
AFlexible membrane
BRigid body
CViscous fluid
DElastic spring
For a propped cantilever beam of span L with fixed support at A and prop support at B carrying UDL ‘w’, the reaction at prop support B is:
A1/8 wL
B3/8 wL
C5/8 wL
D1/2 wL
The maximum shear stress in a triaxial compression test on soil occurs on a plane inclined to the major principal plane at an angle of:
A30°
B45°
C60°
D90°
The optimum moisture content (OMC) of a soil during compaction test corresponds to the point where soil achieves:
AMaximum void ratio
BMaximum dry density
CZero air voids line
DMaximum degree of saturation (100%)
The development length (Ld) of a deformed reinforcement bar in tension as per limit state design is given by:
A(phi * sigma_s) / (4 * tau_bd)
B(phi * sigma_s) / (2 * tau_bd)
C(2 * phi * sigma_s) / tau_bd
D(phi * tau_bd) / (4 * sigma_s)
In steel tension member design, net effective cross-sectional area for a plate with staggered rivet holes is increased compared to chain riveting because:
AGross area increases
BStaggered pitch distance adds positive terms (s^2 / (4g)) to net width
CRivet hole diameter is reduced
DStress concentration factor is zero
Vicat apparatus with plunger of 10 mm diameter is used to determine which property of cement?
AFineness of cement
BNormal consistency of standard cement paste
CTensile strength
DSoundness due to magnesia
The depth of water required by a crop during its entire period of growth in the field is called its:
ADuty
BDelta
CBase Period
DCrop Period
A rainfall hyetograph represents a graphical plot of:
AAccumulated rainfall versus time
BRainfall intensity versus time
CStreamflow discharge versus time
DEvaporation loss versus temperature
The silt factor ‘f’ in Lacey’s regime theory for canal design is related to average particle diameter ‘d’ (in mm) by:
Af = 1.76 * sqrt(d)
Bf = 1.35 * (d)^(1/3)
Cf = 2.00 * sqrt(d)
Df = 0.75 * d