Optical fibre works on which of the following principle of light?
View Answer Report Error Discuss
The SI unit of acceleration is _______________.
Propagation of sound can be visualised as propagation of _____________ variations in the medium.
The force ultimately responsible for mass movement
In December 2017, SEBI raised the investment limit for FPIs in central government securities to over ______ from January 2018.
Courier service comes under which sector?
In April 2016, amid rising tension over North Korea, which country launched its first domestically built aircraft carrier?
Which one of the following is a water soluble vitamin?