Which of the following countries has built the world's biggest air purifier, a 328 feet high tower, to combat air pollution?
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On 3 January 2018, Lok Sabha passed Ancient Monuments and Archaeological Sites and Remains (Amendment) Bill, 2017. The Bill seeks to permit construction in ‘Prohibited areas’ for ______.
The acceleration due to gravity at the surface of the earth (mass M and radius R) is proportional to ___.
In perfect competition _____.
In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.
Clement
Sound CANNOT travel through
The rate of change of velocity is called
Under which Article of Indian Constitution an emergency can be declared on the grounds of war, or external aggression or armed rebellion?