Which gas contributes most to the Greenhouse effect?
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"Himayat" is a training cum-placement programme for unemployed youth in the State of
The force of friction between two surfaces will increase if:
When a ray of light travels from a denser medium to a rarer medium, it bends
Calculate the frequency (in Hz) of a sound wave of wavelength 5 m travelling with a speed of 360 m/s.
An earthquake of magnitude 6 on Richter scale has ______________ times more destructive energy than an earthquake of magnitude 4.
The 7th pay commission has retained the rate of annual increment of _____.
India by the Nile', was a cultural festival celebrated by India and _____.