Physics The focal length of a concave mirror with a radius of curvature of 20.0 cm is : 10 cm 20 cm 5 cm 15 cm 10 cm 20 cm 5 cm 15 cm ANSWER DOWNLOAD EXAMIANS APP
Physics The information of brilliant colors in a thin soap film is a consequence of the phenomena of Polarization and interference Multiple refraction and dispersion Diffraction and dispersion Multiple reflection and interference Polarization and interference Multiple refraction and dispersion Diffraction and dispersion Multiple reflection and interference ANSWER DOWNLOAD EXAMIANS APP
Physics Which alternative energy source is exhaustible? Wind energy Tidal energy Solar energy Geothermal energy Wind energy Tidal energy Solar energy Geothermal energy ANSWER DOWNLOAD EXAMIANS APP
Physics It is difficult to fix a nail on a freely suspended wooden frame. Which law supports this statement? Pascal's law Newton's second law Law of inertia Newton's third law Pascal's law Newton's second law Law of inertia Newton's third law ANSWER DOWNLOAD EXAMIANS APP
Physics Which one type of radiation has the longest wave length X-ray Infrared Radio Wave Ultraviolet X-ray Infrared Radio Wave Ultraviolet ANSWER DOWNLOAD EXAMIANS APP
Physics The word ''insolation' means Insoluble matters Matters which insulate Incoming solar radiation None of these Insoluble matters Matters which insulate Incoming solar radiation None of these ANSWER DOWNLOAD EXAMIANS APP