Pectin is a natural polysaccharide present in fruits that helps in gel formation, which is essential for making jelly. It provides the desired texture and consistency.
In the adjoining figure, TP and TQ are tangents drawn to a circle with centre O. If $\angle OPQ = 15^\circ$ and $\angle PTQ = \theta$, then find the value of $\sin 2\theta$. 