In a system, two connected rigid bars AC and BC are of identical length, L with pin supports at A and B. The bars are interconnected at C by a frictionless hinge. The rotation of the hinge is restrained by a rotational spring of stiffness, k. The system initially assumes a straight line configuration, ACB. Assuming both the bars as weightless, the rotation at supports, A and B, due to a transverse load, P applied at C is:

In a system, two connected rigid bars AC and BC are of identical lengt

1.	In a system, two connected rigid bars AC and BC are of identical length, L with pin supports at A and B. The bars are interconnected at C by a frictionless hinge. The rotation of the hinge is restrained by a rotational spring of stiffness, k. The system initially assumes a straight line configuration, ACB. Assuming both the bars as weightless, the rotation at supports, A and B, due to a transverse load, P applied at C is:
A.	\(\frac{{PL}}{{4k}}\)
B.	\(\frac{{PL}}{{2k}}\)
C.	\(\frac{P}{{4k}}\)
D.	\(\frac{{Pk}}{{4L}}\)
Answer» B. \(\frac{{PL}}{{2k}}\)

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