Q. The correction to be applied to each 30 metre chain length along θ° slope, is

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Q. If + 0.8% grade meets - 0.7% grade and the rate of change of grade for 30 m distance is 0.05, the length of the vertical curve will be

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Q. The included angles of a theodolite traverse, are generally measured

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Q. Location of contour gradient for a high way is best set out from

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Q. If h1 and h2 are the differences in level between ground and the formation levels, m is the slope of the sloping sides. D is the distance between the cross sections then, prismoidal correction for a level section is

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Q. In a telescope the object glass of focal length 14 cm, is located at 20 cm from the diaphragm. The focussing lens is midway between them when a staff 16.50 m away is focussed. The focal length of the focussing lens, is

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Q. The staff reading at a distance of 80 m from a level with the bubble at its centre is 1.31 m. When the bubble is moved by 5 divisions out of the centre, the reading is 1.39 m. The angular value of the one division of the bubble, is

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Q. If i is the stadia distance, f is the focal length and d is the distance between the objective and vertical axis of the techeometer, the multiplying constant, is

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Q. The back staff reading on a B.M. of R.L. 500.000 m is 2.685 m. If foresight reading on a point is 1.345 m, the reduced level of the point, is

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Q. It is more difficult to obtain good results while measuringhorizontal distance by stepping

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Q. The additional lines which are measured to show the correctness of the chain surveying are called:

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Q. The line normal to the plumb line is known as

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Q. The angle of intersection of a curve is the angle between

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Q. Planimeter is used for measuring

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Q. In a perfect prismatic compass

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Q. The defect of a lens whereby rays of white light proceeding from a point get dispersed into their components and conveyed to various foci, forming a blurred and coloured image is known as

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Q. Under ordinary conditions, the precision of a theodolite traverse is affected by

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Q. Pick up the incorrect statement from the following :

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Q. Stadia techeometry was discovered by James Watt in the year.

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Q. The bearing of lines OA and OB are 16° 10' and 332° 18', the value of the included angle BOA is

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