1) THE FIRST TELESCOPE WAS INVENTED BY________ a) Galileo b) Johann Lippershey c) Kepler 2) WHO INVENTED TELESCOPE IN 1611 WHICH WAS FUNDAMENTALLY SIMILAR TO THE ASTRONOMICAL TELESCOPE a) Kepler b) Ampere c) John dalton 3) REFRACTING TELESCOPE LENSES ARE USED a) Galilean telescope b) Keplerian telescope c) Achromatic refractors d) All the above 4) AN ASTRONOMICAL TELESCOPE IS USED TO VIEW a) Mountain b) Sky c) Planets galaxies 5) _______ is an optical instrument used to see distant objects clearly. a) Microscope b) Eyes c) Telescopes  6) A _____ telescope is used to view heavenly bodies like stars, planets galaxies and satellites. a) Refracting telescope b) Astronomical telescope 7) ______ lenses are used as the eye lens of the Galilean Telescope a) Concave b) Convex c) Biconvex

PHYSICS TELESCOPES

由
列印
嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?