🚧 Civil Engineering Solved MCQs with Answers

Practice 1228 approved 🚧 Civil Engineering questions with verified answers from the 🛠️ Engineering Essentials subject for Pakistan exams.

1228 solved MCQs

Which one of the following statements regarding remote sensing is correct.Answer: both (a) and (b) The liquid limit and plastic limit exist inAnswer: clay soils "An Electromagnetic wave falls on to a boundary between two loss less homogeneous media with different refractive indices, a part of the wave is reflected back to the incident medium and the rest is transmitted on to the second media". This phenomenon is known as :Answer: Fresnel reflection Back fill with a sloping surface exerts a total active pressure Pa on the wall of height H and acts atAnswer: H/3 above the base parallel to base The ratio of the weight of given volume of soil solids to the weight of an equal volume of distilled water at the given temperature, is knownAnswer: specific gravity The ultimate Settlement of a soil is directly proportional to:Answer: both (a) and (b) The seepage force in a soil, isAnswer: all of the above The various stages occuring in GPS system are described below : 1. Generation of an output to the user 2. Detection of the GPS signal 3. Processing the data in the built-in-computer 4. Decoding the GPS signal. The correct sequence of the stages is :Answer: 2, 4, 3, 1 A soil has bulk density 2.30 g/cm3 and water content 15 per cent, the dry density of the sample, isAnswer: 2.0 g/cm³ The reflection of solar energy is characterised by the water content in the leaf, in the reflective optical infrared:Answer: short wave-IR (1.3 - 2.7 μm) region Which one the following is a correct statement?Answer: All of these Pick up the correct statement from the following:Answer: Silty clayloam contains highest percentage of silt Pick up the correct statement from the following :Answer: All of these The clay soil mainly consists ofAnswer: all of the above Which one of the following parameters is considered to determine the reflectance of a vegetation canopyAnswer: All of these The liquidity index is defined as a ratio expressed as percentage ofAnswer: natural water content minus its plastic limit to its plasticity index A reduction of nitrogen nutrient in plants :Answer: All of these Pick up the correct statement from the following:Answer: All of these The fluid generally used for grouting isAnswer: all of the above Leaf reflactance depends primarily on :Answer: All of these Pick up the correct statement from the followingAnswer: All of these Pick up the correct statement from the following:Answer: All of these Pick up the correct statement from the following:Answer: All of these A coarse-grained soil has a voids ratio 0.75, and specific gravity as 2.75. The critical gradient at which quick sand condition occurs, isAnswer: 1.00 Failure of the stability of slopes, generally occurs alongAnswer: a curved surface Pick up the correct statement from the following:Answer: Failure plane does not carry maximum shear stress Geologic cycle for the formation of soil, isAnswer: Weathering → transportation → deposition → upheaval The weight of a pycnometer containing 400 g sand and water full to the top is 2150 g. The weight of pycnometer full of clean water is 1950 g. If specific gravity of the soil is 2.5, the water content isAnswer: 20% Which one of the following questions is relevant to the construction estimates :Answer: All of these The point on the celestial sphere vertically below the observer's position, is calledAnswer: nadir