An aqueous solution of borax is

Lactose is a disaccharide of

For any integer $n \geq 2$,let $I_n = \int \tan^n x \, dx$. If $I_n = \frac{1}{a} \tan^{n-1} x - b I_{n-2}$ for $n \geq 2$,then the ordered pair $(a, b)$ equals to

The direction ratios of the two lines $AB$ and $AC$ are $1, -1, -1$ and $2, -1, 1$. The direction ratios of the normal to the plane $ABC$ are

In the circuit shown,the energy stored in the $1\,\mu F$ capacitor is ..... $\mu J$.

At high temperatures,which of the following are present?