Homework Answers
Magnitude of internal force does not depend on shape of cross section it depends on external force and will be equal to external force whether any shape
So answer A
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4. ##(24) The magnitude of the internal force of a bar depends on not only the...
Knowing that Pis 24 kN, applied to both sides of the bar at Band Q is...
Knowing that Pis 24 kN, applied to both sides of the bar at Band Q is 45 kN, applied to the bar at Cas shown. What is the internal normal force acting on a vertical cross-section passing through the bar between points A and B? Express your answer in Newtons (not kN), to the nearest whole Newton, taking tension as positive and compression as negative. B4 - 400 mm — -600 mm
The flanged member shown below is subjected to an internal axial force of P = 6500...
The flanged member shown below is subjected to an internal axial force of P = 6500 lb, an internal shear force of V = 4500 lb, and an internal bending moment of M = 19200 lb-ft, acting in the directions shown. d M Iw y HI a y Ilk thu The dimensions of the cross section are: bf = 8.0 in. tp = 0.61 in. d = 11.0 in. tw = 0.38 in. The cross-sectional area of the flanged shape...
1. (a) Force F = -21 - 4 (N) is applied to a metal bar in...
1. (a) Force F = -21 - 4 (N) is applied to a metal bar in the x-y plane with one end of the bar at the origin. The point on the bar of application of the force is (x - 2m, y m). Use the position vector (1) of the point of action of the force to find the magnitude and direction of the torque. Hint: Employ method of determinant to find cross product (6pts) Show working (2pts) Magnitude...
1. (a) Force F = -21 - 4 (N) is applied to a metal bar in...
1. (a) Force F = -21 - 4 (N) is applied to a metal bar in the x-y plane with one end of the har at the origin. The point on the bar of application of the force is (x = -2m, y - 4m). Use the position vector (1) of the point of action of the force to find the magnitude and direction of the torque. Hint: Employ method of determinant to find cross product (6pts) Show working px...
The internal shear force at a certain section of a steel beam is V=185 kN. The...
The internal shear force at a certain section of a steel beam is
V=185 kN. The beam cross section shown in the figure has dimensions
of tf=17 mm, bf=300 mm, d=394 mm, and tw=10 mm. Determine:
(a) the shear stress at point A, which is located at
yA=71 mm below the centroid of the wide-flange shape.
(b) the maximum horizontal shear stress in the wide-flange
shape.
The internal shear force at a certain section of a steel beam is V=...
Determine: -the resultant internal normal force acting on the cross section through point B of the...
Determine:
-the resultant internal normal force acting on the cross
section through point B of the signpost. The post is fixed to the
ground and a uniform pressure of 7 lb/ft^2 acts perpendicular to
the face of the sign.
-the resultant internal shear force acting on the cross
section through point B of the sign post.
-the resultant internal bending moment acting on the cross
section through point B of the signpost
-the resultant internal torsional moment acting on the...
Problem 4 Study the L-shaped bar given in the Figure. Then: a) Compute and show all...
Problem 4 Study the L-shaped bar given in the Figure. Then: a) Compute and show all internal forces and moments acting on the cross- section at fixed (left) end. Determine the compound normal stresses at the top and bottom points A and B (on left end) of the L-shaped bar indicated on the Figure. b) Given: cross section is rectangle with dimensions of 20 cm by 30 cm (NOT TO SCALE). Not to y-axis x-axis Rigid wall- 00 kN Cross-section...
Analysis of structure Neglecting the weight of the bar, determine the normal force, shear force, and...
Analysis of structure
Neglecting the weight of the bar, determine the normal force, shear force, and bending moment acting on the cross section. (a) the bar segment on the left of section 1; and (b) the bar segment on the right of section 1. у 2 m i 800 N/m 30° B A х 1 - 3 m 3 m
Q211 A steel beam has Z-bar cross section as shown in below. Here O is the...
Q211 A steel beam has Z-bar cross section as shown in below. Here O is the centroid of the cross section Moment of inertia and product of inertia of the cross section are given by I, = 24.3960(10° ) mm. l, = 67.41 10(10° ) mm. 1,--30.1840(10° ) mm. The internal force developed in the cross section is M 12 kN-m as shown. Determine the location and magnitude of the maximum tensile stress and maximum compressive stress in the cross...
Neglecting the weight of the bar, determine the normal force, shear force, and bending moment acting...
Neglecting the weight of the bar, determine the normal force, shear force, and bending moment acting on the cross section. (a) the bar segment on the left of section 1; and (b) the bar segment on the right of section 1. у 2 m i 800 N/m 30° B A х 1 - 3 m 3 m
Knowing that Pis 24 kN, applied to both sides of the bar at Band Q is 45 kN, applied to the bar at Cas shown. What is the internal normal force acting on a vertical cross-section passing through the bar between points A and B? Express your answer in Newtons (not kN), to the nearest whole Newton, taking tension as positive and compression as negative. B4 - 400 mm — -600 mm
The flanged member shown below is subjected to an internal axial force of P = 6500 lb, an internal shear force of V = 4500 lb, and an internal bending moment of M = 19200 lb-ft, acting in the directions shown. d M Iw y HI a y Ilk thu The dimensions of the cross section are: bf = 8.0 in. tp = 0.61 in. d = 11.0 in. tw = 0.38 in. The cross-sectional area of the flanged shape...
1. (a) Force F = -21 - 4 (N) is applied to a metal bar in the x-y plane with one end of the bar at the origin. The point on the bar of application of the force is (x - 2m, y m). Use the position vector (1) of the point of action of the force to find the magnitude and direction of the torque. Hint: Employ method of determinant to find cross product (6pts) Show working (2pts) Magnitude...
1. (a) Force F = -21 - 4 (N) is applied to a metal bar in the x-y plane with one end of the har at the origin. The point on the bar of application of the force is (x = -2m, y - 4m). Use the position vector (1) of the point of action of the force to find the magnitude and direction of the torque. Hint: Employ method of determinant to find cross product (6pts) Show working px...
The internal shear force at a certain section of a steel beam is
V=185 kN. The beam cross section shown in the figure has dimensions
of tf=17 mm, bf=300 mm, d=394 mm, and tw=10 mm. Determine:
(a) the shear stress at point A, which is located at
yA=71 mm below the centroid of the wide-flange shape.
(b) the maximum horizontal shear stress in the wide-flange
shape.
The internal shear force at a certain section of a steel beam is V=...
Determine:
-the resultant internal normal force acting on the cross
section through point B of the signpost. The post is fixed to the
ground and a uniform pressure of 7 lb/ft^2 acts perpendicular to
the face of the sign.
-the resultant internal shear force acting on the cross
section through point B of the sign post.
-the resultant internal bending moment acting on the cross
section through point B of the signpost
-the resultant internal torsional moment acting on the...
Problem 4 Study the L-shaped bar given in the Figure. Then: a) Compute and show all internal forces and moments acting on the cross- section at fixed (left) end. Determine the compound normal stresses at the top and bottom points A and B (on left end) of the L-shaped bar indicated on the Figure. b) Given: cross section is rectangle with dimensions of 20 cm by 30 cm (NOT TO SCALE). Not to y-axis x-axis Rigid wall- 00 kN Cross-section...
Analysis of structure
Neglecting the weight of the bar, determine the normal force, shear force, and bending moment acting on the cross section. (a) the bar segment on the left of section 1; and (b) the bar segment on the right of section 1. у 2 m i 800 N/m 30° B A х 1 - 3 m 3 m
Q211 A steel beam has Z-bar cross section as shown in below. Here O is the centroid of the cross section Moment of inertia and product of inertia of the cross section are given by I, = 24.3960(10° ) mm. l, = 67.41 10(10° ) mm. 1,--30.1840(10° ) mm. The internal force developed in the cross section is M 12 kN-m as shown. Determine the location and magnitude of the maximum tensile stress and maximum compressive stress in the cross...
Neglecting the weight of the bar, determine the normal force, shear force, and bending moment acting on the cross section. (a) the bar segment on the left of section 1; and (b) the bar segment on the right of section 1. у 2 m i 800 N/m 30° B A х 1 - 3 m 3 m
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