MCQ 11 MarkRadio telescope is made up of one or more dishes of shape.AsphericalBhyperbolic✓parabolicDhexagonalAnswerCorrect option: C. parabolicView full question & answer→
MCQ 21 MarkThe images formed by lenses have errors of colours. This is calledAchromatic disruption✓chromatic aberrationCchromatic reflectionDchromatic reactionAnswerCorrect option: B. chromatic aberrationView full question & answer→
MCQ 31 MarkTo collect the maximum amount of light coming from an object, the objective lens should be made as as possible.✓largeBsmallCcircularDflatAnswerCorrect option: A. largeView full question & answer→
MCQ 41 MarkVisible light coming from heavenly bodies have to pass through the to reach the earth surface.AstratosphereBtroposphere✓atmosphereDbiosphereAnswerCorrect option: C. atmosphereView full question & answer→
MCQ 51 MarkGiant Meterwave Radio Telescope (GMRT) has been erected at near Pune.AAsangaonBTalegaon✓NarayangaonDBhategaonAnswerCorrect option: C. NarayangaonView full question & answer→
MCQ 61 MarkReflecting telescopes are mainly of two types : ……………….. and ………………. .A Newtonian and GalileoanB Optical and Cassegrain✓ Newtonian and CassegrainD Optical and RefractingAnswerCorrect option: C. Newtonian and Cassegrain Newtonian and cassegrainView full question & answer→
MCQ 71 MarkVisible radiation telescopes are also called asA Gamma Ray telescopes✓ Optical telescopesC X-ray telescopesD Radio telescopesAnswerCorrect option: B. Optical telescopes Optical telescopeView full question & answer→
MCQ 81 MarkEight is an wave.AelectricBmagnetic✓electromagneticDmechanicalAnswerCorrect option: C. electromagneticView full question & answer→
MCQ 91 MarkThe first telescope was invented byAEinstein✓GalileoCNewtonDMendelAnswerCorrect option: B. GalileoView full question & answer→