Physics In a refrigerator what produces the cooling ? The ice which deposits on the freezer The sudden expansion of a compressed gas The evaporation of a volatile liquid None of these The ice which deposits on the freezer The sudden expansion of a compressed gas The evaporation of a volatile liquid None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Hertz is the SI unit of Weight Pressure Frequency Power Weight Pressure Frequency Power ANSWER DOWNLOAD EXAMIANS APP
Physics When light passes from one medium to another, this phenomenon of change in its direction is called ________ No option is correct Refraction Propagation Diffraction No option is correct Refraction Propagation Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics The focal length of a concave mirror with a radius of curvature of 20.0 cm is : 20 cm 10 cm 5 cm 15 cm 20 cm 10 cm 5 cm 15 cm ANSWER DOWNLOAD EXAMIANS APP
Physics 1 amu is equivalent to 931 eV 1 eV 931 KeV 931 MeV 931 eV 1 eV 931 KeV 931 MeV 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 be dropped in vacuum They must have the same volume They must have the same density They must have the same mass They must be dropped in vacuum They must have the same volume They must have the same density They must have the same mass ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS