Physics What happens to a liquid, when the vapour pressure equals the atmospheric pressure? The liquid evaporates The liquid boils The liquid cools No change The liquid evaporates The liquid boils The liquid cools No change ANSWER DOWNLOAD EXAMIANS APP
Physics To measure the speed of an approaching car a police officer shines Microwaves on it Light waves on it Radio waves on it Ultra high frequency waves on it Microwaves on it Light waves on it Radio waves on it Ultra high frequency waves on it ANSWER DOWNLOAD EXAMIANS APP
Physics Metals are good conductors of electricity because: The atoms are lightly packed. They contain free electrons. All of these They have high melting point. The atoms are lightly packed. They contain free electrons. All of these They have high melting point. ANSWER DOWNLOAD EXAMIANS APP
Physics When a body falls from an aeroplane, there is increase in its Acceleration Potential energy Mass Kinetic energy Acceleration Potential energy Mass Kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Physics A gas thermometer is more sensitive than a liquid thermometer because a gas : Expands more than a liquid Is lighter than liquid Does not change state easily Is easy to obtain Expands more than a liquid Is lighter than liquid Does not change state easily Is easy to obtain ANSWER DOWNLOAD EXAMIANS APP
Physics Intensity of sound at a point is ____ its distance from the source. directly proportional to square of inversely proportional to inversely proportional to square of directly proportional to directly proportional to square of inversely proportional to inversely proportional to square of directly proportional to ANSWER DOWNLOAD EXAMIANS APP
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