Physics The fact that the planets move around the Sun, not in circles but in ellipses, was first demonstrated by Galileo Copernicus Johannes Kepler Martin Luther Galileo Copernicus Johannes Kepler Martin Luther ANSWER DOWNLOAD EXAMIANS APP
Physics A bomb explodes on the moon. You will hear its sound on earth after ________ 20 minutes 2 hours 20 minutes 3.7 hours You cannot hear the sound of explosion 20 minutes 2 hours 20 minutes 3.7 hours You cannot hear the sound of explosion ANSWER DOWNLOAD EXAMIANS APP
Physics Stars are held together by Gravitational forces Electrical forces Ionic forces Magnetic forces Gravitational forces Electrical forces Ionic forces Magnetic forces ANSWER DOWNLOAD EXAMIANS APP
Physics The minimum number of geostationary satellites needed for uninterrupted global coverage is : 4 3 2 1 4 3 2 1 ANSWER DOWNLOAD EXAMIANS APP
Physics The Law of Kepler is related with which among the following ? Law of Conservation of energy None Law of Gravitation Planetary Motion Law of Conservation of energy None Law of Gravitation Planetary Motion ANSWER DOWNLOAD EXAMIANS APP
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