Cellulose is a polymer of......

In Young's double slit experiment,the $y$-coordinates of the central maximum and the $10^{th}$ maximum are $2 \, cm$ and $5 \, cm$ respectively. When the $YDSE$ apparatus is immersed in a liquid of refractive index $\mu = 1.5$,what will be the corresponding $y$-coordinates?

Carborundum is

Which taxonomic category is written first when writing the scientific name of an organism?

The cosine of the angle between any two diagonals of a cube is:

The minimum value of $(x-\alpha)(x-\beta)$ is