A uniform steel beam of length l has a mass of 1800 kg. An identical beam of half the mass and length is resting on it, aligned to the left end of the full beam. What is the vertical support force at each end?
a. 1/3 x g x 1800
b. 2/3 x g x 1800
c. 1/2 x g x 1800
d. 1/4 x g x 1800