2. A cylinder has a length A and radius 7. Wh cylinder it is compressed to a new, smaller length A'. describes the Young's Modulus Y of the cylinder? A) B) ) o Y E) 1 i 1 i 1 ! 1 i I i i 1 1 I 1 i i i - i 1 i Not to Scale Y Y Y Mg h(hh) arr K Mg (h) r? h Mg (h-h" 22r*' b Mg h nr' (h=h" Mg K zr' m g 8 Side View en a large mass M is placed on top of the Which expression correctly