If a circle of unit radius is divided into two parts by an arc of another circle subtending an angle 60∘ on the circumference of the first circle, then the length of the chord is
A. 3–√
B. 12
C.1
D.2–√
If a circle of unit radius is divided into two parts by an arc of another circle subtending an angle 60∘ on the circumference of the first circle, then the length of the chord is
A. 3–√
B. 12
C.1
D.2–√