Physics Sound waves cannot travel in Hydrogen gas Vacuum Water Glass Hydrogen gas Vacuum Water Glass ANSWER DOWNLOAD EXAMIANS APP
Physics The following particles move with same kinetic energy. Which of them has maximum momentum ? Deutron Proton Alpha Particle Electron Deutron Proton Alpha Particle Electron ANSWER DOWNLOAD EXAMIANS APP
Physics The instrument which uses sound waves to measure the depth of oceans is Sonar Venturimeter Altimeter Radar Sonar Venturimeter Altimeter Radar ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is the unit of perceived loudness of sound ? Decibel Hertz Phon Sone Decibel Hertz Phon Sone ANSWER DOWNLOAD EXAMIANS APP
Physics Why do birds not have respiratory trouble at the time of flying at high altitude ? They have extra air sacs They fly inactively Their lungs are very large They use less oxygen They have extra air sacs They fly inactively Their lungs are very large They use less oxygen ANSWER DOWNLOAD EXAMIANS APP
Physics Gas thermometers are more sensitive than the liquid thermometers because the gases Have large coefficient of expansion Are lighter Have high,specific heat Have low specific heat Have large coefficient of expansion Are lighter Have high,specific heat Have low specific heat ANSWER DOWNLOAD EXAMIANS APP