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PSC Civil Engg: Surveying Quiz 3

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Question 1

In the double application of principle of reversion, the apparent error is

Question 2

A star has a declination of 55 °N. Its upper culmination is in the zenith of the place. The altitude of the lower culmination is

Question 3

A line PQ in an old map had magnetic bearing of N 57 ° E when the local magnetic declination was 2 ° E. If the magnetic declination is now 4 ° W, what will be the magnetic bearing of the line PQ now?

Question 4

To uniquely determine the position of the user using GPS, one needs to receive signals from at least

Question 5

Hypotenusal allowance is given by the expression (adopting standard conventions)
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Sep 22ESE & GATE CE