Physics In the gamma decay of a nucleus The mass number of the nucleus changes whereas its atomic number does not change Both the mass number and the atomic number of the nucleus change Neither the mass number nor the atomic number of the nucleus changes The mass number of the nucleus does not change whereas its atomic number changes The mass number of the nucleus changes whereas its atomic number does not change Both the mass number and the atomic number of the nucleus change Neither the mass number nor the atomic number of the nucleus changes The mass number of the nucleus does not change whereas its atomic number changes ANSWER DOWNLOAD EXAMIANS APP
Physics The mercury and sodium street lamps light up because of : Atomic emission Electron emission Atomic absorption Electron absorption Atomic emission Electron emission Atomic absorption Electron absorption ANSWER DOWNLOAD EXAMIANS APP
Physics An atom with more neutrons than protons is called Isotope Element Compound None of these Isotope Element Compound None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Permissible noise level at Residential area during night time is : 80 dB (A) 55 dB (A) 75 dB (A) 45 dB (A) 80 dB (A) 55 dB (A) 75 dB (A) 45 dB (A) ANSWER DOWNLOAD EXAMIANS APP
Physics A voltaic cell converts chemical energy to Heat energy Mechanical energy Light energy Electrical energy Heat energy Mechanical energy Light energy Electrical energy ANSWER DOWNLOAD EXAMIANS APP
Physics Newton's first law of motion gives the concept of Energy Work Inertia Momentum Energy Work Inertia Momentum ANSWER DOWNLOAD EXAMIANS APP