A 2.00 m-long 6.00 kg ladder pivoted at the top hangs down from a platform at the circus. A 42.0 kg trapeze artist climbs to a point where her center of mass is at the center of the ladder and swings at the system's natural frequency. The angular frequency (in s1) of the system of ladder and woman is
a. 1.01
b. 3.07
c.4.03
d. 8.05
e. 16.2
The answer is B. Please show how you got the answer