Who has been appointed as the Chief Secretary of the Delhi Government in December 2017?
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The tallest bridge in the world Millau Viaduct has been constructed over the river
Calculate the time period (in seconds) of a sound wave of wavelength 5m travelling with a speed of 500 m/s.
The unit of power used in industry is
If a body is whirled in a circle, then the work done on it ___.
Which Metro Rail Corporation will lay vibration-absorbing tracks for the first time in India?
_______________________ is the unemployment which exists in any economy due to people being in the process of moving from one job to another.
ZIKA virus which causes neurological birth disorders is transmitted by