Two springs of force constants k and 2k are connected to a mass as shown below. The frequency of oscillation of the mass is
1
\(\dfrac{1}{2\pi}\sqrt{\dfrac{k}{m}}\)
2
\(\dfrac{1}{2\pi}\sqrt{\dfrac{2k}{m}}\)
3
\(\dfrac{1}{2\pi}\sqrt{\dfrac{3k}{m}}\)
4
\(\dfrac{1}{2\pi}\sqrt{\dfrac{m}{k}}\)