Physics Ultra violet radiations of the Sun do not reach the earth because, earth's atmosphere is surrounded by Ammonia Carbon dioxide Chlorine Ozone Ammonia Carbon dioxide Chlorine Ozone ANSWER DOWNLOAD EXAMIANS APP
Physics Instrument used to study the behaviour of a vibrating string is : Hydrometer Hygrometer Sonometer Barometer Hydrometer Hygrometer Sonometer Barometer ANSWER DOWNLOAD EXAMIANS APP
Physics The density of the liquid when heated Decreases Increases Does not change May increase of decrease depending on pressure Decreases Increases Does not change May increase of decrease depending on pressure ANSWER DOWNLOAD EXAMIANS APP
Physics Momentum is measured as the product of : Mass and force Mass and inertia Mass and acceleration Mass and velocity Mass and force Mass and inertia Mass and acceleration Mass and velocity ANSWER DOWNLOAD EXAMIANS APP
Physics The purpose of choke in a fluorescent lamp is : To decrease the current flow Ro decrease the voltage momentarily To increase the current flow To decrease the resistance To decrease the current flow Ro decrease the voltage momentarily To increase the current flow To decrease the resistance ANSWER DOWNLOAD EXAMIANS APP
Physics A barometer is kept inside a bell jar. Air is slowly pumped out of the jar. The bell jar breaks up The mercury level does not change The mercury level starts rising The mercury level starts falling The bell jar breaks up The mercury level does not change The mercury level starts rising The mercury level starts falling ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS