SSC JE Civil Engineering 23rd Jan 2018 Shift-2

Instructions

For the following questions answer them individually

Question 141

Which of the following error is most likely to occur in the plane table surveying?

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Question 142

Which of the following is the expression for the additive constant, if f is the focal
length of objective and i is the stadia interval?

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Question 143

The staff reading taken on a staff held at a distance of 50 m from the instrument
with the bubble central is 1.465 m. When the bubble is moved 4 divisions
out of the centre, the staff reading is 1.472 m. What will be the radius of curvature (m) of the
bubble tube, if the length of one division is 2 mm?

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Question 144

Which of the following is the CORRECT ratio of refraction correction to curvature
correction?

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Question 145

Which of the following instrument is used for centering the theodolite in windy
conditions?

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Question 146

Which of the following test is used to make the line of sight perpendicular to the
horizontal axis?

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Question 147

Which of the following statement is TRUE for the linear reservoir?

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Question 148

A 45 cm diametre well penetrates an unconfined aquifer of 30 m thick. Under the
steady pumping rate for a long time, the drawdown’s at two observation
wells 10 m and 20 m from the pumping well are 5 m and 3.5 m respectively. What will be the
discharge (cubic metre), if the permeability of the aquifer is given as 20
m/day?

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Question 149

What will be the cant deficiency (cm), if maximum safe speed on a 5 Degree
curve of a broad gauge track is 110 km/h and average speed of train is 85
km/h?

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Question 150

What will be the shift of transition curve, if the length of transition curve is 80 m
and radius of the curve is 300 m?

Video Solution
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