Physics If the spinning speed of the earth is increased then the weight of body at the equator Decreases Same Double Increases Decreases Same Double Increases 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 Both suffer the same change in momentum The initial momentum of the rubber ball is greater than that of the metal ball The metal ball suffers greater change in momentum The rubber ball suffers greater change in momentum Both suffer the same change in momentum The initial momentum of the rubber ball is greater than that of the metal ball The metal ball suffers greater change in momentum ANSWER DOWNLOAD EXAMIANS APP
Physics The pressure of a fluid varies with depth h as P = PQ+pgh, where p is the fluid density. This expression is associated with Archimedes' principle Newton's law Bernoulli's principle Pascal's law Archimedes' principle Newton's law Bernoulli's principle Pascal's law ANSWER DOWNLOAD EXAMIANS APP
Physics The instrument which uses sound waves to measure the depth of oceans is Sonar Altimeter Venturimeter Radar Sonar Altimeter Venturimeter Radar ANSWER DOWNLOAD EXAMIANS APP
Physics If there is a circular hole in a metal plate, what happens to the radius of the hole when the plate is heated? Depends upon the metal Decreases Increases Unchanged Depends upon the metal Decreases Increases Unchanged ANSWER DOWNLOAD EXAMIANS APP
Physics The material used in electric heater is Nichrome Tungsten Brass Steel Nichrome Tungsten Brass Steel ANSWER DOWNLOAD EXAMIANS APP
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