Who first determined the value of G (gravitational constant)?
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Calculate the frequency (in Hz) of a sound wave of wavelength 5 m travelling with a speed of 360 m/s.
Through which does light travel best?
Assuming that the charge of an electron is 1.6 x 10-19 C, the number of electrons passing through a section of wire per second when the wire carries a current of 1 A is
Which is the venue of the ‘Exercise Desert Knight 21’?
What is the capital of Austria?
In which country, 13th South Asian games will be held?
Who was the first Indian Governor General of Independent India?