GS QUESTION ASKED IN 17 SEP 2018 RAILWAY GROUP D EXAM ||GENERAL SCIENCE PDF for RAILWAY EXAM GROUP D 2018 || GENERAL SCIENCE for RAILWAY EXAM 2018

GS QUESTION ASKED IN 17 SEP 2018 RAILWAY GROUP D EXAM ||GENERAL SCIENCE PDF for RAILWAY EXAM GROUP D 2018 || GENERAL SCIENCE for RAILWAY EXAM 2018  hygrometer is an instrument used to measure…. आर्द्रतामापी से क्या मापा जाता है ANS.-the amount of humidity in the atmosphere (Hydrometer- instrument used for measuring the relative density […]