Water which is suitable for drinking is called _______________ water.
During the free fall of the object, the decrease in potential energy, at any point in its path, appears as an equal amount of increase in _________________.
Calculate the time period (in seconds) of a sound wave of wavelength 5m travelling with a speed of 500 m/s.
On 31 January 2018, the Ministry of Railway announced to set up a massive rail coach factory in which region of Maharashtra?
On 5 March 2017, who launched an artificial intelligence – driven chatbot named ‘EVA (Electronic Virtual Assistant)’ for customer services?
In November 2017, scientists introduced fully functional artificial muscle to recover damages of ______.
In January 2018, ‘Swachh Survekshan 2018’ was launched. It will rank how many cities on the National level which have more than 1 lakh population?
Which of the following groups is/are called phanerogams?
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