part 1 of 3
A street lamp weighs 150 N. It is supported
equally by two wires that form an angle of
108° with each other.
What is the tension of each of these wires?
Answer in units of N.
part 2 of 3
If the angle between the wires is reduced to
72.5°, what new force does each wire exert?
Answer in units of N.
part 3 of 3
As the angle between the wires decreases,
what happens to the force exerted on the
wires?
1. remains constant
2. decreases
3. increases, then decreases
4. decreases, then increases
5. unable to determine
6. increases
