Physics The direction of heat flow between two objects depends on Their heat contents Whether they are in solid, liquid or gaseous state Their masses Their temperatures Their heat contents Whether they are in solid, liquid or gaseous state Their masses Their temperatures ANSWER DOWNLOAD EXAMIANS APP
Physics A parallel-plate capacitor,with air in between the plates, has capacitance C. Now the space between the two plates of the capacitor is filled with a dielectric of dielectric constant 7. Then the value of the capacitance will become 7C C 14C C/7 7C C 14C C/7 ANSWER DOWNLOAD EXAMIANS APP
Physics In superconductors, the energy gap is due to Electron-photon intercation Electron-electron interaction Electron-phonon interaction Phonon-phonon interaction Electron-photon intercation Electron-electron interaction Electron-phonon interaction Phonon-phonon interaction ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following ray has minimum wavelength X-rays Cosmic ray Gamma ray Utraviolet ray X-rays Cosmic ray Gamma ray Utraviolet ray ANSWER DOWNLOAD EXAMIANS APP
Physics The wavelength of a wave is the distance between Both B & C Crest and Trough Crest and Crest Trough and Trough Both B & C Crest and Trough Crest and Crest Trough and Trough ANSWER DOWNLOAD EXAMIANS APP
Physics During hot weather, the fan produces a feeling of comfort. This is because Fan supplies cool air Conductivity of air increases Fan cools the air Our perspiration eva-porates rapidly Fan supplies cool air Conductivity of air increases Fan cools the air Our perspiration eva-porates rapidly ANSWER DOWNLOAD EXAMIANS APP