ISRO Scientist or Engineer Civil 2017

Instructions

For the following questions answer them individually

ISRO Scientist or Engineer Civil 2017 - Question 21


The horizontal angle between the true meridian and a survey line is called

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ISRO Scientist or Engineer Civil 2017 - Question 22


The lines passing through points at which the magnetic declination is equal at a given time are called

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ISRO Scientist or Engineer Civil 2017 - Question 23


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ISRO Scientist or Engineer Civil 2017 - Question 24


The method of plane tabling commonly used for establishing the instrument stations only, is a

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ISRO Scientist or Engineer Civil 2017 - Question 25


The ratio between the area of a crop irrigated and the quantity of water required during its entire period of the growth, is known as

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ISRO Scientist or Engineer Civil 2017 - Question 26


Irrigation canals are generally aligned along

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ISRO Scientist or Engineer Civil 2017 - Question 27


The vertical wells provided along the banks of a river to draw ground water in dry season are called

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ISRO Scientist or Engineer Civil 2017 - Question 28


The desirable limit of chloride content as per BIS standards in water for domestic supplies should not exceed

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ISRO Scientist or Engineer Civil 2017 - Question 29


B-coli or E-coli are generally harmless organisms and their presence in water indicates the

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ISRO Scientist or Engineer Civil 2017 - Question 30


The most common coagulant used in water treatment plants is

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