Physics Which one of the following wavelengths of light is most effective in photosynthesis ? Orange Yellow Blue Green Orange Yellow Blue Green ANSWER DOWNLOAD EXAMIANS APP
Physics Thermal expansion of materials arises from Thermal vibrations Weak bonds Asymmetry of potential energy curve Strong bonds Thermal vibrations Weak bonds Asymmetry of potential energy curve Strong bonds ANSWER DOWNLOAD EXAMIANS APP
Physics A white and smooth surface is Bad absorber and bad reflector of heat Good absorber and good reflector of heat Bad absorber and good reflector of heat Good absorber and bad reflector of heat Bad absorber and bad reflector of heat Good absorber and good reflector of heat Bad absorber and good reflector of heat Good absorber and bad reflector of heat ANSWER DOWNLOAD EXAMIANS APP
Physics In which of the following cases, kinetic energy is being used in performing work ? Driving a car to cover a distance Wind mill grinding wheat grain Rowing a boat in the lake Paddling the bicycle to cover a distance Driving a car to cover a distance Wind mill grinding wheat grain Rowing a boat in the lake Paddling the bicycle to cover a distance ANSWER DOWNLOAD EXAMIANS APP
Physics Sir C.V. Raman was awarded Nobel Prize for his work connected with which of the following phenomenon of radiation? Interference Polarization Scattering Diffraction Interference Polarization Scattering Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics At the center of the sun, fusion converts hydrogen into Helium Water Carbon Plutonium Helium Water Carbon Plutonium ANSWER DOWNLOAD EXAMIANS APP