Physics Which of the following celestial bodies contains abundant quantities of helium-3, a potential source of energy ? Earth Saturn Moon Venus Earth Saturn Moon Venus ANSWER DOWNLOAD EXAMIANS APP
Physics The period of revolution of a certain planet in an orbit of radius R is T. Its period of revolution in an orbit of radius 4R will be: 2 T 8 T 4 T 1 T 2 T 8 T 4 T 1 T ANSWER DOWNLOAD EXAMIANS APP
Physics Which is evidence that supports the dynamo theory? Earth's outer core contains liquid that conducts electricity Convection occurs in Earth's inner core Granite and basalt conduct electricity Earth's core contains a large amount of iron Earth's outer core contains liquid that conducts electricity Convection occurs in Earth's inner core Granite and basalt conduct electricity Earth's core contains a large amount of iron ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is indicated by the colour of a star ? Temperature Distance Size Weight Temperature Distance Size Weight ANSWER DOWNLOAD EXAMIANS APP
Physics If the distance between Sun and Earth becomes double, then the gravitational force on Earth will be Half One Fourth Same Double Half One Fourth Same Double ANSWER DOWNLOAD EXAMIANS APP