A cantilever beam of length l is subjected to a concentrated load P at – McqOptions

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1.	A cantilever beam of length l is subjected to a concentrated load P at a distance of l/3 from the free end. What is the deflection of the free end of the beam? (EI is the flexural rigidity)
A.	\(\frac{{2P{l^3}}}{{81EI}}\)
B.	\(\frac{{3P{l^3}}}{{81EI}}\)
C.	\(\frac{{14P{l^3}}}{{81EI}}\)
D.	\(\frac{{15P{l^3}}}{{81EI}}\)
Answer» D. \(\frac{{15P{l^3}}}{{81EI}}\)

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