The ratio of the deflection of the free end of a cantilever beam having span L, due to a concentrated load 'W at \(\frac{1^{\text{rd}}}{3}\) and \(\frac{2^{\text {rd}}}{3}\) span from free end of the span is (Note: El is constant)
1
\(\frac{2}{5}\)
2
\(\frac{4}{7}\)
3
\(\frac{3}{7}\)
4
\(\frac{2}{7}\)