Physics Speed of sound is the greatest in : Glycerine Water Air Glass Glycerine Water Air Glass ANSWER DOWNLOAD EXAMIANS APP
Physics For a body moving with non-uniform velocity and uniform acceleration Displacement – Time graph is non-linear Velocity – Time graph is linear Velocity – Time graph is nonlinear Displacement – Time graph is linear Displacement – Time graph is non-linear Velocity – Time graph is linear Velocity – Time graph is nonlinear Displacement – Time graph is linear ANSWER DOWNLOAD EXAMIANS APP
Physics In the electrical circuit of a house, the fuse acts as A thermopile A safety device A load A step down device A thermopile A safety device A load A step down device ANSWER DOWNLOAD EXAMIANS APP
Physics For which of the following substances, the resistance decreases with increase in temperature? Platinum Pure silicon Nichrome Copper Platinum Pure silicon Nichrome Copper ANSWER DOWNLOAD EXAMIANS APP
Physics Earliest thermometer was developed by Fahrenheit Galileo Kelvin Celsius Fahrenheit Galileo Kelvin Celsius ANSWER DOWNLOAD EXAMIANS APP
Physics In superconductors, the energy gap is due to Electron-electron interaction Phonon-phonon interaction Electron-photon intercation Electron-phonon interaction Electron-electron interaction Phonon-phonon interaction Electron-photon intercation Electron-phonon interaction ANSWER DOWNLOAD EXAMIANS APP