Problem 1: Determine the maximum normal stress at section a-a. The cross-sectional area is a square. Draw the FBD. 10 N 50 N 0.1 m 0.5 m a -0.3 m σ= Answer
Problem 1: Determine the maximum normal stress at section a-a. The cross-sectional area is a square. Draw the FBD. 10 N 50 N 0.1 m 0.5 m a -0.3 m σ= Answer
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Question
answer the ff. and draw the fbd
![Problem 1: Determine the maximum normal stress at section a-a. The cross-sectional area is a
square. Draw the FBD.
10 N
20 kN
P
50 N
0.1 m
22mm
0.5 m
60 mm 100 mm
Problem 2: If the 60-mm diameter shaft is subjected to an axial force of 20 kN, determine the
average shear stress developed in the shear plane where the collar A and shaft are connected.
Draw the FBD.
15 mm
a
-0.3 m
O
2.5mm
2.5 mm
Problem 3: The lap joint is fastened with four 20-mm diameter rivets. The working
stresses are 100 MPa for the rivets in shear and 125 MPa for the plates in bearing. Find the
maximum safe axial load P that can be applied to the joint. Assume that the load is equally
distributed among the rivets. Draw the FBD.
100mm
↓
σ=
22mm
✓
P
T=
Answer
P =
Answer
Answer](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F91363c46-b041-4484-bf3c-99a08e1b374e%2Ff5a0d129-f6dd-469b-8f8c-6bbbc40bfd01%2Fmwhs8cj_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Problem 1: Determine the maximum normal stress at section a-a. The cross-sectional area is a
square. Draw the FBD.
10 N
20 kN
P
50 N
0.1 m
22mm
0.5 m
60 mm 100 mm
Problem 2: If the 60-mm diameter shaft is subjected to an axial force of 20 kN, determine the
average shear stress developed in the shear plane where the collar A and shaft are connected.
Draw the FBD.
15 mm
a
-0.3 m
O
2.5mm
2.5 mm
Problem 3: The lap joint is fastened with four 20-mm diameter rivets. The working
stresses are 100 MPa for the rivets in shear and 125 MPa for the plates in bearing. Find the
maximum safe axial load P that can be applied to the joint. Assume that the load is equally
distributed among the rivets. Draw the FBD.
100mm
↓
σ=
22mm
✓
P
T=
Answer
P =
Answer
Answer
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