Physics The commonly used coolant in refrigerators is Oxygen Ammonia Nitrogen Freon Oxygen Ammonia Nitrogen Freon ANSWER DOWNLOAD EXAMIANS APP
Physics In a Cinema hall, the distance between the projector and the screen is increased by 2%. Then the intensity of illumination on the screen is Increased by 4% Decreased by 2% Decreased by 4% Increased by 2% Increased by 4% Decreased by 2% Decreased by 4% Increased by 2% ANSWER DOWNLOAD EXAMIANS APP
Physics When a strong beam of light is passed through a colloidal solution, the light will Be scattered Pass unchanged Be absorbed Be reflected Be scattered Pass unchanged Be absorbed Be reflected ANSWER DOWNLOAD EXAMIANS APP
Physics One light year is equal to 8 trillion miles 6 trillion miles 2 trillion miles 9 trillion miles 8 trillion miles 6 trillion miles 2 trillion miles 9 trillion miles ANSWER DOWNLOAD EXAMIANS APP
Physics The spoon dropped by an astronaut in a satellite will Fall to the floor Continue to follow the motion of the satellite Remain stationary Move tangentially away Fall to the floor Continue to follow the motion of the satellite Remain stationary Move tangentially away ANSWER DOWNLOAD EXAMIANS APP
Physics The basic reason for the extraordinary sparkle of suitably cut diamond is that It has well defined cleavage planes It is very hard It has a very high refractive index It has a very high transparency It has well defined cleavage planes It is very hard It has a very high refractive index It has a very high transparency ANSWER DOWNLOAD EXAMIANS APP