The Gateway Arch in St. Louis, Missouri, is a
A) parabola.
B) hyberbola.
C) catenary.
Correct Answer:
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Q27: The strength of a beam is most
Q28: When the curve of a vertical structure
Q29: Stone slabs are stronger under
A)tension.
B)compression.
C)both of these
D)none
Q30: A strong spring is stretched 10 cm
Q31: A weightless spring is stretched 10 cm
Q33: When a load is placed on a
Q34: When a load is placed on the
Q35: Support a horizontal toothpick at both ends.
Q36: A beam is under stress when it
Q37: A catenary in nature is evident in
A)eggs.
B)a
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