Determine the ff using Castigliano's theorem:

Using Castigliano's Theorem Determine the following: El is constant

$1.$ Slope at B

$2.$ Slope at C

$3.$ Slope at D

$4.$ Deflection at B

$5.$ Deflection at C

$6.$ Deflection at D

$\backslash$#$2$

Using Castigliano's Theorem, determine the following: El is constant

$7.$ Slope at $\backslash ($ A $\backslash )$

$8.$ Slope at B

$9.$ Slope at C

$10.$ Slope at midspan

$11.$ Deflection at midspan

$12.$ Location of max deflection from $\backslash ($ A $\backslash )$

$13.$ Max deflection