magnitude of the maximum deflection

Question

A cantilever beam of length L is subjected to a moment M at the free end. The moment of inertia of the beam cross section about the neutral axis is I and the young’s modulus is E. The magnitude of the maximum deflection is 

(a)                 (b)

(c)                (d)

Answer 1

option (a) is the maximum deflection is determined at the free end of the given cantilever beam