Surveying
G.M.T. corresponding to given mean time, equals

None of these
L.M.T. + East longitude in time
L.M.T. - East longitude in time
L.M.T. - West longitude in time

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Surveying
A telescope is said to be inverted if its

vertical circle is to its right and the bubble of the telescope is up
vertical circle is to its right and the bubble of the telescope is down
vertical circle is to its left and the bubble of the telescope is down
vertical circle is to its left and the bubble of the telescope is up

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