The pin-jointed planar truss shown is subjected to a single downward force P at joint A. Consider 1 m per grid SET CROSS-SECTIONAL ALLOWABLE STRESS IN ALLOWABLE STRESS IN AREA OF ALL MEMBERS TENSION COMPRESSION A 450 mm? 325 MPa 210 MPa 550 mm? 650 mm? В 420 MPa 240 MPa C 450 MPa 265 MPa 36.870 36.870 A P A) Determine the force acting on member AD in terms of P and state whether Tensile (T) or Compression (C). Determine the force acting on member AB in terms B) of P and state whether Tensile (T) or Compression (C). C) Determine the value of P based on allowable stress in tension. D) Determine the value of P based on allowable stress in compression.
The pin-jointed planar truss shown is subjected to a single downward force P at joint A. Consider 1 m per grid SET CROSS-SECTIONAL ALLOWABLE STRESS IN ALLOWABLE STRESS IN AREA OF ALL MEMBERS TENSION COMPRESSION A 450 mm? 325 MPa 210 MPa 550 mm? 650 mm? В 420 MPa 240 MPa C 450 MPa 265 MPa 36.870 36.870 A P A) Determine the force acting on member AD in terms of P and state whether Tensile (T) or Compression (C). Determine the force acting on member AB in terms B) of P and state whether Tensile (T) or Compression (C). C) Determine the value of P based on allowable stress in tension. D) Determine the value of P based on allowable stress in compression.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Answer Set A only
Transcribed Image Text:PROBLEM NO. 7.
The pin-jointed planar truss shown is subjected to a
single downward force P at joint A. Consider 1 m per
grid
SET
CROSS-SECTIONAL
ALLOWABLE STRESS IN
ALLOWABLE STRESS IN
AREA OF ALL MEMBERS
TENSION
COMPRESSION
450 mm?
550 mm?
A
325 MPа
210 MPa
В
420 MPa
240 MPa
650 mm?
450 MPa
265 MPa
36.870°
36.870
A
A) Determine the force acting on member AD in terms
of P and state whether Tensile (T) or Compression (C).
Determine the force acting on member AB in terms
B)
of P and state whether Tensile (T) or Compression (C).
C) Determine the value of P based on allowable stress in
tension.
D) Determine the value of P based on allowable stress in
compression.
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