Formation of Differential Equations
Formation of Differential Equations: Overview
This topic covers concepts, such as, Formation of Differential Equations by Eliminating Arbitrary Constants & Formation of Differential Equation Representing a Given Family of Curves etc.
Important Questions on Formation of Differential Equations
Form the differential equation of all line which makes intercept on axis.

Form the differential equation of , where, is an arbitrary constant.

The differential equation of family of circles , where both are parameters

Form the differential equation having where and are arbitrary constants.

Form differential equation of locus of a point whose distance from origin is equal to distance from line where is a variable parameter.

Form differential equation of all straight lines at a distance unity from .

Form differential equation of all circles touching both positive co-ordinate axes.

The order and the degree of the differential equation of all ellipses with centre at the origin, major axis along -axis and eccentricity are, respectively

Form the differential equation representing the family of curves , where are arbitrary constant.

The differential equation by eliminating the arbitrary constants from the following equation: will be

If , then is equal to

Form the differential equation of all parabolas whose axis is axis.

Form the differential equation of all parabolas having the vertex at origin and axis along the positive axis.

Form the differential equation of the family of circles touching the axis at the origin.

Find the differential equation of the family of circles having their centres on the line and touching theaxis.

A particle is moving along the axis. Its acceleration at time is proportional to its velocity at that time. Find the differential equation of the motion of the particle.

Obtain the differential equation by eliminating the arbitrary constants from the following equation.

Obtain the differential equation by eliminating the arbitrary constants from the following equation.

Obtain the differential equation by eliminating the arbitrary constants from the following equation.

Obtain the differential equation by eliminating the arbitrary constants:
