Surveying
The slotted template method

Is rapid and accurate
Is suitable for large areas with less control
All listed here
Is prepared, by graphical method

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Surveying
Pick up the correct statement from the following. The difference between the longitudes of the places is obtained.

By adding their longitudes if places are in the different hemispheres
By subtracting the sum of their longitudes exceeding 180° from 360° if places are in different hemispheres
All of these
By subtracting their longitudes if places are in the same hemisphere

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Surveying
Sidereal day

Is divided into the conventional hours, minutes and seconds
All listed here
Is slightly shorter than an ordinary solar day
Is the period of time taken by the earth in making a complete rotation with reference to stars

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