Find out relation between I and II :

If z= x+iy and the amplitude of (z-2-3i) is (pi)/(4) . Find the relation between x and y.

Find out relation between two compounds:

Find the relation between power and torque.

Find out relation between the following compounds:

(i) Total number of tractions on fractional distillation of I, II and III. (ii) Optical active compounds. (iii) Relation between I and II. (iv) Relation between I and II.

Find out the relation between fundamental frequencies of a closed and an open pipe?

Consider the relation between column I and II. Fill in column IV to match column III. :