Question

In an aluminium ladder manufacturing company foldable step ladders are bulit as show below the lenth XY and XZ are each equal to 105 cm. The vetically angle is 36

Answer 1

Thus BC=2DE=1m

and AD=

2

1

BA=0.8m

FG=

2

1

DH=0.125m

In △ADH

AH=

AD

2

Hence T=96.7N