Maths-
General
Easy
Question
If
and
are two tangents to a circles then radius of the circle is

- 1
- 2
- 4
- 6
The correct answer is: 1
Distance between the given parallel lines is

Related Questions to study
Maths-
The locus of center of a circle which passes through the origin and cuts off a length of 4 units from the line
is:

The locus of center of a circle which passes through the origin and cuts off a length of 4 units from the line
is:

Maths-General
Maths-
AB is a chord of the circle
If (1, -1) is the mid point of the chord AB then the area of the triangle formed by AB and the coordinate axes is
AB is a chord of the circle
If (1, -1) is the mid point of the chord AB then the area of the triangle formed by AB and the coordinate axes is
Maths-General
Maths-
The equation of a plane that passes through (1,2,3) and is at maximum distance from (-1,1,1) is
The equation of a plane that passes through (1,2,3) and is at maximum distance from (-1,1,1) is
Maths-General
Maths-
If the four faces of a tetrahedron are represented by the equations
and
then volume of the tetrahedron (in cubic units) is
If the four faces of a tetrahedron are represented by the equations
and
then volume of the tetrahedron (in cubic units) is
Maths-General
Maths-
If
are distinct non-zero complex numbers and
such that
then
is always equal to
If
are distinct non-zero complex numbers and
such that
then
is always equal to
Maths-General
Chemistry-
Equivalent weights of and 
respectively are
Equivalent weights of and 
respectively are
Chemistry-General
Maths-
Let
and
. Then, the line of intersection of planes one determined by
and other determined by
is perpendicular to
Let
and
. Then, the line of intersection of planes one determined by
and other determined by
is perpendicular to
Maths-General
Maths-
A non - zero vector
is parallel to the line of intersection of the plane
determined by
and
and plane
determined by vector
and
, then angle between
and vector
is
A non - zero vector
is parallel to the line of intersection of the plane
determined by
and
and plane
determined by vector
and
, then angle between
and vector
is
Maths-General
Maths-
Let a,b,c be distinct non - negative numbers and the vectors
lie in a plane, then the quadratic equation
has
Let a,b,c be distinct non - negative numbers and the vectors
lie in a plane, then the quadratic equation
has
Maths-General
Maths-
If
and
are anythree vectors forming a linearly independent system then
equals
If
and
are anythree vectors forming a linearly independent system then
equals
Maths-General
Chemistry-
Select the correct statement
Select the correct statement
Chemistry-General
Chemistry-
Roasting of concentrated zinc sulphide ore is completed at the temperature of 1200 K to _______
Roasting of concentrated zinc sulphide ore is completed at the temperature of 1200 K to _______
Chemistry-General
Chemistry-
The final product (C) in the following reactions is:

The final product (C) in the following reactions is:

Chemistry-General
Chemistry-
How many structures of Fis possible?

How many structures of Fis possible?

Chemistry-General
Chemistry-
Reactivity of
with the following in the decreasing order is:
i) 
ii) 
iii) 
iv) 
Reactivity of
with the following in the decreasing order is:
i) 
ii) 
iii) 
iv) 
Chemistry-General