Physics Lightning heats the surrounding air to 300000 deg Cent 30000 deg Cent 300 deg Cent 3000 deg Cent 300000 deg Cent 30000 deg Cent 300 deg Cent 3000 deg Cent ANSWER DOWNLOAD EXAMIANS APP
Physics Conservation of energy refers to the fact that Energy cannot be created or destroyed but can be converted from one form to another No chemical reaction is 100 percent efficient The entropy of the universe is always increasing If you conserve energy you will not be as tired Energy cannot be created or destroyed but can be converted from one form to another No chemical reaction is 100 percent efficient The entropy of the universe is always increasing If you conserve energy you will not be as tired ANSWER DOWNLOAD EXAMIANS APP
Physics Blowing Air with open pipe is an example of : Isothermal process Isochroric process Adiabatic process Isobaric process Isothermal process Isochroric process Adiabatic process Isobaric process ANSWER DOWNLOAD EXAMIANS APP
Physics Small bubbles are perfectly spherical because of Viscosity Surface tension Gravity Pressure Viscosity Surface tension Gravity Pressure ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of sound in air Increases with decrease of temperature Decreases with increase of temperature Decreases with decrease of temperature Does not depend on temperature Increases with decrease of temperature Decreases with increase of temperature Decreases with decrease of temperature Does not depend on temperature ANSWER DOWNLOAD EXAMIANS APP
Physics The term ''equinox' means When the day and night are of equal duration The path which the Earthtakes around the Sun The time when the Sun seems to be going round and round in the sky in the Arctic but does not go below the horizon The axis of the Earth around which it rotates When the day and night are of equal duration The path which the Earthtakes around the Sun The time when the Sun seems to be going round and round in the sky in the Arctic but does not go below the horizon The axis of the Earth around which it rotates ANSWER DOWNLOAD EXAMIANS APP