Maths-
General
Easy
Question
The locus of the point of intersection of mutually perpendicular tangent to the ellipse 
, is
- A straight line
- A parabola
- A circle
- None of these
The correct answer is: A circle
It is a fundamental concept.
Related Questions to study
Maths-
The eccentricity of the curve represented by the equation 
is
The eccentricity of the curve represented by the equation is
Maths-General
Maths-
If a bar of given length moves with its extremities on two fixed straight lines at right angles, then the locus of any point on bar marked on the bar describes a/an
If a bar of given length moves with its extremities on two fixed straight lines at right angles, then the locus of any point on bar marked on the bar describes a/an
Maths-General
Maths-
If one of the roots is 
then the equation of lowest degree with rational coefficients is
If one of the roots is then the equation of lowest degree with rational coefficients is
Maths-General
Maths-
A running track of 440 ft. is to be laid out enclosing a foot ball field, the shape of which is a rectangle with a semi – circle at each end. If the area of the rectangular portion is maximum, the lengths of the sides are
A running track of 440 ft. is to be laid out enclosing a foot ball field, the shape of which is a rectangle with a semi – circle at each end. If the area of the rectangular portion is maximum, the lengths of the sides are
Maths-General
Maths-
Assuming that stiffness of a beam of rectangular cross – section varies as the breadth and as the cube of the depth, for the stiffest beam which can be cut out of a circular beam of radius ‘r’, breadth must be equal to
Assuming that stiffness of a beam of rectangular cross – section varies as the breadth and as the cube of the depth, for the stiffest beam which can be cut out of a circular beam of radius ‘r’, breadth must be equal to
Maths-General
Maths-
A company desires to manufacture a large number of open metal boxes having a square bottom and a fixed volume of 32 c.c. If the metal used is minimum the dimensions of the box are
A company desires to manufacture a large number of open metal boxes having a square bottom and a fixed volume of 32 c.c. If the metal used is minimum the dimensions of the box are
Maths-General
Physics-
The emf of a cell depends on ...............
The emf of a cell depends on ...............
Physics-General
Physics-
The chemical energy of cell changes into .......... energy of electron
The chemical energy of cell changes into .......... energy of electron
Physics-General
Physics-
Germanium is a/an .........
Germanium is a/an .........
Physics-General
Physics-
........ is the path along which the current flows
........ is the path along which the current flows
Physics-General
Physics-
A girl of mass 40 kg climbs up stairs by spending 800J of energy How high does the girl climb up? [Take 2gms=10%]
A girl of mass 40 kg climbs up stairs by spending 800J of energy How high does the girl climb up? [Take 2gms=10%]
Physics-General
Physics-
The capacity to do work is called……
The capacity to do work is called……
Physics-General
Physics-
Kinetic energy of a body becomes doubled if
Kinetic energy of a body becomes doubled if
Physics-General
Physics-
The potential energy of a girl is maximum when
The potential energy of a girl is maximum when
Physics-General
Physics-
A man lifts a brick of mass 5 kg from the floor to a shelf 2m high How much work is done? (g=9.8 m/s2)
A man lifts a brick of mass 5 kg from the floor to a shelf 2m high How much work is done? (g=9.8 m/s2)
Physics-General
