Question

A beam of metal supported at the two ends is loaded at the centre. The depression at the centre is proportional to

• A.
• B. Y
• C.
• D.

Answer 1

Answer: (C)

Answer 2

: The depression at the centre is

$\delta = \frac { \mathrm { Mgl } ^ { 3 } } { 4 \mathrm { bd } ^ { 3 } \mathrm { Y } }$or