Processing Math: Done
Solution 5.9
From Mechanics
As the lorry and thus all parts of the lorry have constant velocity the forces on the load must be in equilibrium.
Resolving horisontally to the right
−T1cos32
=0
giving
cos32
T1
Resolving vertically upwards.
+T2cos62
−mg=0
Substituting for
+cos28
cos32
T1cos62
−mg=0T1
cos58
+cos28
cos32
cos62
=mgT1
0.53+0.45
=40
9.8T1=3920.98=400 N
and thus using
cos32
T1
400=384 N