Which region is considered the secondary center of origin for coffee production?

Magnetic lines of force due to a bar magnet do not intersect because

$A$ metal crystallises in a face-centred cubic $(FCC)$ structure. If the edge length of its unit cell is '$a$',the closest approach between two atoms in the metallic crystal will be:

Which of the following is used as an anesthetic?

If $\int \frac{x^2-1}{(x+1)^2 \sqrt{x(x^2+x+1)}} dx = A \tan^{-1}\left(\sqrt{\frac{x^2+x+1}{x}}\right) + C$,where $C$ is a constant,then $A$ equals to

If a solid sphere is rolling,the ratio of its rotational kinetic energy to the total kinetic energy is given by: