Physics What is the principle of a ''Life Jacket"? It decreases the volume of the person to keep him afloat It provides oxygen to a drowning person The person can sit on it like a raft It increases the volume of the person to keep him afloat It decreases the volume of the person to keep him afloat It provides oxygen to a drowning person The person can sit on it like a raft It increases the volume of the person to keep him afloat ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following scientific discoveries was made by C.V. Raman? Inelastic scattering of light by molecules Controlled nuclear fission Cyclotron Super Conductivity Inelastic scattering of light by molecules Controlled nuclear fission Cyclotron Super Conductivity ANSWER DOWNLOAD EXAMIANS APP
Physics The magnitude of current flowing between two end points of a conductor is proportional to the potential difference between them and is called as: Faraday's law Avogadro's law Ohms law Rault's law Faraday's law Avogadro's law Ohms law Rault's law ANSWER DOWNLOAD EXAMIANS APP
Physics Night photography and photopraphy in mist and fog are possible using Microwave radiation Infra-red radiation Ultra-violet radiation Gamma radiation Microwave radiation Infra-red radiation Ultra-violet radiation Gamma radiation ANSWER DOWNLOAD EXAMIANS APP
Physics A white and smooth surface is Good absorber and bad reflector of heat Bad absorber and bad reflector of heat Bad absorber and good reflector of heat Good absorber and good reflector of heat Good absorber and bad reflector of heat Bad absorber and bad reflector of heat Bad absorber and good reflector of heat Good absorber and good reflector of heat ANSWER DOWNLOAD EXAMIANS APP
Physics ________ states that internal energy is a function of state and the increase in internal energy is equal to the sum of the heat supplied to system and work done by the system. The coulomb's law Faraday's Law Hooke's Law First law of thermodynamics The coulomb's law Faraday's Law Hooke's Law First law of thermodynamics ANSWER DOWNLOAD EXAMIANS APP