Question

If in two circles, arcs of the same length subtend angles 30° and 78° at the centre, then the ratio of their radii is

• A. $\frac{5}{13}$
• B. $\frac{13}5$
• C. $\frac{13}4$
• D. $\frac{4}{13}$

Answer 1

Answer: (B)

$\frac{13}5$

Answer 2

The correct answer is Option (B) : $\frac{13}5$