Physics The working of the quartz crystal in the watch is based on the Piezo - electric Effect Photoelectric Effect Johnson Effect Edison Effect Piezo - electric Effect Photoelectric Effect Johnson Effect Edison Effect ANSWER DOWNLOAD EXAMIANS APP
Physics In the atmosphere ultraviolet rays are absorbed by Oxygen Ozone Helium Nitrogen Oxygen Ozone Helium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Physics Which elements are malleable and good conductors of electricity? Iodine and xenon Iodine and silver Tin and silver Tin and xenon Iodine and xenon Iodine and silver Tin and silver Tin and xenon ANSWER DOWNLOAD EXAMIANS APP
Physics The light rays used for eliminating bacteria Infrared rays Ultra-violet radiation Microwave radiation X-rays Infrared rays Ultra-violet radiation Microwave radiation X-rays ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a non renewable source of energy ? Solar Coal Wind Biogas Solar Coal Wind Biogas ANSWER DOWNLOAD EXAMIANS APP
Physics In the gamma decay of a nucleus Both the mass number and the atomic number of the nucleus change The mass number of the nucleus changes whereas its atomic number does not 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 Both the mass number and the atomic number of the nucleus change The mass number of the nucleus changes whereas its atomic number does not 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
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