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The device in communication satellites which receives signals from an earth station and
transmits them to different directions is
Correct Answer Is : Transponder A man inside an artificial satellite feels weightlessness necause the force of attraction due to earth is Correct Answer Is : Equal to the centripetal force Who invented aeroplane? Correct Answer Is : Orville Wright and Wilbur Wright Jersey bull used for cross breeding is an exotic variety from Correct Answer Is : England The space retaining life in any form is called Correct Answer Is : Biosphere Telephone is invented by Correct Answer Is : Alexandar Graham bell Who discovered cape of Good hope in 1488 Correct Answer Is : Bartholimew Dias Linkage` was discovered by Correct Answer Is : Bateson World wild life fund was founded in Correct Answer Is : 1961 Which of the following Scientist proved that the path of each planet around the Sun is elliptical? Correct Answer Is : Kepler