Physics A barometer is kept inside a bell jar. Air is slowly pumped out of the jar. The mercury level does not change The bell jar breaks up The mercury level starts falling The mercury level starts rising The mercury level does not change The bell jar breaks up The mercury level starts falling The mercury level starts rising ANSWER DOWNLOAD EXAMIANS APP
Physics A metal ball and a rubber ball, both having the same mass, strike a wall normally with the same velocity. The rubber ball rebounds and the metal ball does not rebound. It can be concluded that The rubber ball suffers greater change in momentum The initial momentum of the rubber ball is greater than that of the metal ball Both suffer the same change in momentum The metal ball suffers greater change in momentum The rubber ball suffers greater change in momentum The initial momentum of the rubber ball is greater than that of the metal ball Both suffer the same change in momentum The metal ball suffers greater change in momentum ANSWER DOWNLOAD EXAMIANS APP
Physics Microphone is a device which transforms the Current signal into sound signal Light signal into sound signal Sound signal into light signal Sound signal into current signal Current signal into sound signal Light signal into sound signal Sound signal into light signal Sound signal into current signal ANSWER DOWNLOAD EXAMIANS APP
Physics What is the principle of a ''Life Jacket"? The person can sit on it like a raft It provides oxygen to a drowning person It increases the volume of the person to keep him afloat It decreases the volume of the person to keep him afloat The person can sit on it like a raft It provides oxygen to a drowning person It increases the volume of the person to keep him afloat It decreases the volume of the person to keep him afloat ANSWER DOWNLOAD EXAMIANS APP
Physics Tensional forces normally cause which one of the following? Thrust faults Normal faults Strike-slip faults Reverse faults Thrust faults Normal faults Strike-slip faults Reverse faults ANSWER DOWNLOAD EXAMIANS APP
Physics Super conductors are substances that Offer minimum resistance to flow of electric current Conduct electricity at low temperature Conduct electricity at high temperature Offer high resistance to the flow of electric current Offer minimum resistance to flow of electric current Conduct electricity at low temperature Conduct electricity at high temperature Offer high resistance to the flow of electric current ANSWER DOWNLOAD EXAMIANS APP