If the rate of change of sine of an angle `theta` is k, then the rate of change of its tangent is

Rate of change in motion

If the rate of change of area of a circle is equal to the rate of change of its diameter, then its radius is equal to

If the rate of change of area of a circle is equal to tha rate of change of its diameter then its radius =

If the rate of change of area of a square plate is equal to that of the rate of change of its perimeter, then length of the side, is

If the rate of change of area of a square plate is equal to that of the rate of change of its perimeter, then length of the side, is

The rate of change of sin t is n, then the rate of change of tan t is

If the rate of change of area of a circle is equal to the rate of change of its diameter, then its radius is equal to (a) unit (b) unit (c) units (d) units

If the rate of change of area of circle is equal to the rate of change of its diameter, then its radius =

The rate of change of angular momentum is