A simply-supported beam of length l carries two equal unlike couples M at two ends. If the flexural rigidity EI = constant, then the central deflection of the beam is given by

\(\frac{{{\rm{M}}{{\rm{l}}^2}}}{{4{\rm{EI}}}}\)

\(\frac{{{\rm{M}}{{\rm{l}}^2}}}{{64{\rm{EI}}}}\)

\(\frac{{{\rm{M}}{{\rm{l}}^2}}}{{16{\rm{EI}}}}\)

\(\frac{{{\rm{M}}{{\rm{l}}^2}}}{{8{\rm{EI}}}}\)

A simply-supported beam of length l carries two equal unlike couples M

1.	A simply-supported beam of length l carries two equal unlike couples M at two ends. If the flexural rigidity EI = constant, then the central deflection of the beam is given by
A.	\(\frac{{{\rm{M}}{{\rm{l}}^2}}}{{4{\rm{EI}}}}\)
B.	\(\frac{{{\rm{M}}{{\rm{l}}^2}}}{{64{\rm{EI}}}}\)
C.	\(\frac{{{\rm{M}}{{\rm{l}}^2}}}{{16{\rm{EI}}}}\)
D.	\(\frac{{{\rm{M}}{{\rm{l}}^2}}}{{8{\rm{EI}}}}\)
Answer» E.

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A simply-supported beam of length l carries two equal unlike couples M at two ends. If the flexural rigidity EI = constant, then the central deflection of the beam is given by

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