- A stepladder of negligible weight is constructed as shown in the figure below, with AC = BC = {= 4.40 m. A painter of mass m = 75.0 kg stands on the ladder d = 3.00 m from the bottom. E 2B Assuming the floor is frictionless, find the following. (Suggestion: Treat the ladder as a single object, but also treat each half of the ladder separately.) (a) the tension in the horizontal bar DE connecting the two halves of the ladder 151.3 It may be easier to work out the normal forces (part b) before solving this part. N (b) the normal forces at A and B at A at B N N (c) the components of the reaction force at the single hinge C that the left half of the ladder exerts on the right half rightward component upward component N N
- A stepladder of negligible weight is constructed as shown in the figure below, with AC = BC = {= 4.40 m. A painter of mass m = 75.0 kg stands on the ladder d = 3.00 m from the bottom. E 2B Assuming the floor is frictionless, find the following. (Suggestion: Treat the ladder as a single object, but also treat each half of the ladder separately.) (a) the tension in the horizontal bar DE connecting the two halves of the ladder 151.3 It may be easier to work out the normal forces (part b) before solving this part. N (b) the normal forces at A and B at A at B N N (c) the components of the reaction force at the single hinge C that the left half of the ladder exerts on the right half rightward component upward component N N
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A stepladder of negligible weight is constructed as shown in the figure below, with AC = BC = {= 4.40 m. A painter of mass m = 75.0 kg stands on the ladder d = 3.00 m from
the bottom.
E
2B
Assuming the floor is frictionless, find the following. (Suggestion: Treat the ladder as a single object, but also treat each half of the ladder separately.)
(a) the tension in the horizontal bar DE connecting the two halves of the ladder
151.3
It may be easier to work out the normal forces (part b) before solving this part. N
(b) the normal forces at A and B
at A
at B
N
N
(c) the components of the reaction force at the single hinge C that the left half of the ladder exerts on the right half
rightward component
upward component
N
N
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