Physics A person standing on a railway platform listens to the whistles of arriving and departing trains. The whistle heard is Of higher pitch when train arrives Of higher intensity when train arrives The same in both cases in all respects Of higher pitch when train departs Of higher pitch when train arrives Of higher intensity when train arrives The same in both cases in all respects Of higher pitch when train departs ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of measurement of noise is Hertz Acoustics Decibel Amplifier Hertz Acoustics Decibel Amplifier ANSWER DOWNLOAD EXAMIANS APP
Physics Which one is the unit of surface tension of a liquid Newton /m2 Electron volt /cm2 Joule/ mm None of these Newton /m2 Electron volt /cm2 Joule/ mm None of these ANSWER DOWNLOAD EXAMIANS APP
Physics As water is cooled from 4 deg C to 0 deg C, its density Increases Decreases Remains same None of these Increases Decreases Remains same None of these ANSWER DOWNLOAD EXAMIANS APP
Physics It is easier to roll a stone up a sloping road than to lift it vertical upwards because Work done in rolling is more than in lifting. Work done in rolling a stone is less than in lifting it. Work done in lifting the stone is equal to rolling it. Work done in both is same but the rate of doing work is less in rolling. Work done in rolling is more than in lifting. Work done in rolling a stone is less than in lifting it. Work done in lifting the stone is equal to rolling it. Work done in both is same but the rate of doing work is less in rolling. ANSWER DOWNLOAD EXAMIANS APP
Physics The fact that the planets move around the Sun, not in circles but in ellipses, was first demonstrated by Galileo Martin Luther Johannes Kepler Copernicus Galileo Martin Luther Johannes Kepler Copernicus ANSWER DOWNLOAD EXAMIANS APP
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