The circles having radii `r_1a n dr_2` intersect orthogonally. The length of their common chord is `

The circles having radii r_(1) andr _(2) intersect orthogonally.The length of their common chord is

The circles having radii r_1 and r_2 intersect orthogonally. Find the length of their common chord.

The circles having radii r_1 and r_2 intersect orthogonally. Length of their common chord is

The circles having radii r1 and r2 intersect orthogonally Length of their common chord is

Let two circles having radii r_(1) and r_(2) are orthogonal to each other. If the length of their common chord is k times the square root of harmonic mean between the squares of their radii, then k^(4) is equal to

Let two circles having radii r_(1) and r_(2) are orthogonal to each other. If the length of their common chord is k times the square root of harmonic mean between the squares of their radii, then k^(4) is equal to

Two circles whose radii are equal to 4 and 8 intersect at right angles.The length of their common chord is-

There are two orthogonal circles with radii 5 and 12 units,t hen the length of their common chord is

Two circles of radii 10\ c m\ a n d\ 8\ c m intersect and the length of the common chord is 12 c m . Find the distance between their centres.