$CrO_3$ dissolves in aqueous $NaOH$ to give:

Brush bordered epithelium is found in

Clamp connection is found in

In how many ways can $7$ men and $7$ women be seated around a round table such that no two women sit together?

$A$ uniform rod of mass $M$ and length $L$ is placed on a smooth horizontal surface. $A$ horizontal force $F$ is applied at one end of the rod perpendicular to its length. The acceleration of the centre of mass of the rod is:

The equivalent capacitance between points $A$ and $B$ of the circuit shown will be