A telescope is said to be inverted if its

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
• In modern telescope internal focusing telescope is used.
• Generally, the deflection angle is measured twice, once with the telescope normal and once with the telescope reversed.
• The power of a telescope to form distinguishable images of objects separated by small angular distance is called its
• The process of turning the telescope of a theodolite over its supporting axis through 180? in a vertical plane, is called
• The ratio of the focal length of the objective to that of an eye-piece of a telescope is called its
• The capacity of telescope of producing a sharp image is called its
• The graduations in prismatic compass i) are inverted ii) are upright iii) run clockwise having 0° at south iv) run clockwise having 0° at north The correct answer is
• The process of turning the telescope about the vertical axis in horizontal plane is known as
• The cross hairs in the surveying telescope are placed