Physics Friction is caused by the ________ on the two surfaces in contact. Irregularities Densities Smoothness Gaps Irregularities Densities Smoothness Gaps ANSWER DOWNLOAD EXAMIANS APP
Physics Who discovered X-ray Wilhelm Rontgen Marie Curie Pierre Curie Ernest Rutherford Wilhelm Rontgen Marie Curie Pierre Curie Ernest Rutherford ANSWER DOWNLOAD EXAMIANS APP
Physics Hydraulic brakes in automobile work on Poiseuille's principle Bernoulli's principle Pascal's principle Archimedes' principle Poiseuille's principle Bernoulli's principle Pascal's principle Archimedes' principle ANSWER DOWNLOAD EXAMIANS APP
Physics The flow of thermal energy is called Heat Voltage Current Potential Heat Voltage Current Potential ANSWER DOWNLOAD EXAMIANS APP
Physics On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because: cohesion of water is greater than its adhesion with glass. mercury is a metal. cohesion of mercury is greater than its adhesion with glass. density of mercury is greater than that of water. cohesion of water is greater than its adhesion with glass. mercury is a metal. cohesion of mercury is greater than its adhesion with glass. density of mercury is greater than that of water. ANSWER DOWNLOAD EXAMIANS APP
Physics A piece of paper and a cricket ball are dropped from the same height. Under which of the following conditions do both reach the surface simultaneously ? They must have the same density They must be dropped in vacuum They must have the same mass They must have the same volume They must have the same density They must be dropped in vacuum They must have the same mass They must have the same volume ANSWER DOWNLOAD EXAMIANS APP
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