Physics A solid ball of metal has a spherical cavity inside it. When the ball is heated the volume of the cavity will Decrease Remain unaffected Increase Have its shape changed Decrease Remain unaffected Increase Have its shape changed ANSWER DOWNLOAD EXAMIANS APP
Physics For an object, the state of rest is considered to be the state of ________ speed. Increasing Inverse Decrease Zero Increasing Inverse Decrease Zero ANSWER DOWNLOAD EXAMIANS APP
Physics Water is not suitable as a calorimetric substance because it : Is a good conductor Has high specific heat Has high boiling point Low latent heat of vapourization Is a good conductor Has high specific heat Has high boiling point Low latent heat of vapourization ANSWER DOWNLOAD EXAMIANS APP
Physics The lift of an aeroplane is caused by Pascel's law Law of gravitation Theorem of continuity Bernouli's theorem Pascel's law Law of gravitation Theorem of continuity Bernouli's theorem ANSWER DOWNLOAD EXAMIANS APP
Physics Air coolers are more suitable for Hot and dry climate Cool and dry climate Hot and humid climate Cool and humid climate Hot and dry climate Cool and dry climate Hot and humid climate Cool and humid climate 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 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 The rubber ball suffers greater change in momentum ANSWER DOWNLOAD EXAMIANS APP
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