The correct structure of the drug paracetamol is:

What will be the angular width of the central maxima in Fraunhofer diffraction when light of wavelength $6000 \, \mathring{A}$ is used and the slit width is $12 \times 10^{-5} \, cm$? (in $rad$)

Which of the following is non-conducting?

Which one of the following reactions occurs at the anode in the Castner process of extracting sodium metal?

Natural gas is a mixture of .........?

The sum of the magnitudes of two forces acting at a point is $16 ~N$. If their resultant is normal to the smaller force and has a magnitude of $8 ~N$,then the forces are: