Physics The mercury and sodium street lamps light up because of : Atomic absorption Atomic emission Electron absorption Electron emission Atomic absorption Atomic emission Electron absorption Electron emission ANSWER DOWNLOAD EXAMIANS APP
Physics Hydraulic brakes in automobile work on Poiseuille's principle Bernoulli's principle Pascal's principle Archimedes' principle Poiseuille's principle Bernoulli's principle Pascal's principle Archimedes' principle ANSWER DOWNLOAD EXAMIANS APP
Physics A thin oil film on a water surface appears coloured because of Reflection Polarization Diffraction Interference Reflection Polarization Diffraction Interference ANSWER DOWNLOAD EXAMIANS APP
Physics Permissible noise level at Residential area during night time is : 75 dB (A) 80 dB (A) 55 dB (A) 45 dB (A) 75 dB (A) 80 dB (A) 55 dB (A) 45 dB (A) ANSWER DOWNLOAD EXAMIANS APP
Physics Which type of reaction produces the most harmful radiation ? Photo-Chemical reaction Fusion reaction Fission reaction Chemical reaction Photo-Chemical reaction Fusion reaction Fission reaction Chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Physics The first law of thermodynamics is simply the case of Newton's law of cooling The law of conservation of energy Charle's law The law of heat exchange Newton's law of cooling The law of conservation of energy Charle's law The law of heat exchange ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS