Surveying
A star in northern sphere is said to transit

When its azimuth is 180°
When it is in south
When its altitude is maximum
All listed here

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Surveying
Pick up the incorrect statement from the following. In a spherical triangle

Every angle is less than two right angles
Sum of the three angles less than six right angles and greater than two right angles
Sum of the three angles is equal to two right angles
Sum of any two sides is greater than the third

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Surveying
If altitude bubble is provided both on index frame as well as on telescope of a theodolite, then the instrument is levelled with reference toi) altitude bubble on index frameii) altitude bubble on index frame if it is to be used as a leveliii) altitude bubble on telescopeiv) altitude bubble on telescope if it is to be used as a level The correct answer is

both (ii) and (iii)
only (iii)
both (i) and (iv)
only (i)

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