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 liquids has the least density ? Mercury Petrol Fresh water Salt water Mercury Petrol Fresh water Salt water ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following celestial bodies contains abundant quantities of helium-3, a potential source of energy ? Venus Earth Saturn Moon Venus Earth Saturn Moon ANSWER DOWNLOAD EXAMIANS APP
Physics The commonly used coolant in refrigerators is Oxygen Ammonia Nitrogen Freon Oxygen Ammonia Nitrogen Freon ANSWER DOWNLOAD EXAMIANS APP
Physics Cloudy nights are warmer compared to clear cloudless nights, because clouds mainly Produce heat and radiate it toward earth Prevent cold waves from the sky descending on earth Absorb heat from the atmosphere send it towards earth Reflect back the heat given by earth Produce heat and radiate it toward earth Prevent cold waves from the sky descending on earth Absorb heat from the atmosphere send it towards earth Reflect back the heat given by earth ANSWER DOWNLOAD EXAMIANS APP
Physics The energy of a photon, whose momentum is 10 MeV/c, where c is the speed of light, is given by 100 MeV 0.1 MeV 10 MeV 1 MeV 100 MeV 0.1 MeV 10 MeV 1 MeV ANSWER DOWNLOAD EXAMIANS APP
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