With the rise of temperature, the sensitivity of a bubble tube

Related MCQs

• If altitude bubble is provided both on index frame as well as on telescope of a theodolite, then the instrument is levelled with reference to i) altitude bubble on index frame ii) altitude bubble on index frame if it is to be used as a level iii) altitude bubble on telescope iv) altitude bubble on telescope if it is to be used as a level The correct answer is
• The sensitivity of a bubble tube can be increased by
• An imaginary line tangential to the longitudinal curve of the bubble tube at its middle point is called
• The axis of bubble tube must be perpendicular to the vertical axis.
• The capability of showing small angular movements of the level rube vertically, is called its sensitivity.
• The rise and fall method of levelling provides a completed check on
• The rise and fall method
• The rise and fall method of reduction of levels, provides a check on
• The rise and fall method for obtaining the reduced levels of points provides a check on
• Rise and fall method is used in.