The polar equation $\cos \theta + 7 \sin \theta = \frac{1}{r}$ represents a

When a horse pulls a wagon,the force that causes the horse to move forward is the force:

What is a capsomere?

If $x^y \cdot y^x = 16$,then $\frac{dy}{dx}$ at $(2, 2)$ is

$A$ body of mass $6 ~kg$ is under a force which causes displacement in it given by $s = \frac{t^2}{4}$ metres,where $t$ is time. The work done by the force in $2$ seconds is: (in $~J$)

Integrated Pest Management $(IPM)$ is based on which of the following?