The section of a beam near a column is given below. Area of the top reinforcement is 800 mm2 and bottom reinforcement is 300 mm2. Is the section under or over-reinforced if the balanced reinforcement ratio is po =0,0209? bu 200mm d = 300mm %3D %3D bw a) Under-reinforced since 800 mm2 < Ab b) Under-reinforced since 300 mm2 < Ab Under-reinforced since 800-300 mm2 < Ab d) Over-reinforced since 800-300 mm2 > Asb O Over-reinforced since 300 mm2 > Ab
The section of a beam near a column is given below. Area of the top reinforcement is 800 mm2 and bottom reinforcement is 300 mm2. Is the section under or over-reinforced if the balanced reinforcement ratio is po =0,0209? bu 200mm d = 300mm %3D %3D bw a) Under-reinforced since 800 mm2 < Ab b) Under-reinforced since 300 mm2 < Ab Under-reinforced since 800-300 mm2 < Ab d) Over-reinforced since 800-300 mm2 > Asb O Over-reinforced since 300 mm2 > Ab
Materials Science And Engineering Properties
1st Edition
ISBN:9781111988609
Author:Charles Gilmore
Publisher:Charles Gilmore
Chapter12: Composite Materials
Section: Chapter Questions
Problem 12.7P: Estimate the transverse tensile strength of the concrete in Problem 12.6.
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![Civil Engineering
The section of a beam near a column is given below. Area of the top
reinforcement is 800 mm2 and bottom reinforcement is 300 mm2. Is the section
under or over-reinforced if the balanced reinforcement ratio is po =0,0209?
bw = 200mmd= 300mm
bw
a) O Under-reinforced since 800 mm2 < A.
b) O Under-reinforced since 300 mm2 < Ah
c) O Under-reinforced since 800-300 mm² < Asb
d) O Over-reinforced since 800-300 mm2 > Asb
e)
Over-reinforced since 300 mm2 > Asb
What is the distance of the neutral axis c from the top of the beam, if
the top portion of the beam is in compression. Concrete is C30, longitudinal
steel bars are o16 and made of B420C steel. Use design strengths in
computation. b = 800 mm, d = 500mm, h
For C30 concrete k = 0.82.
your
= 100 mm, b,
= 300 mm. Hint:
a)
53 mm
b) O 46 mm
c) O 20 mm
32 mm
26 mm](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fbf7772a5-0a8e-4e69-a806-b256508c1ba3%2Ff5f0fcf6-b281-4c53-9e47-e3712279c72e%2Fkfx5fn5_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Civil Engineering
The section of a beam near a column is given below. Area of the top
reinforcement is 800 mm2 and bottom reinforcement is 300 mm2. Is the section
under or over-reinforced if the balanced reinforcement ratio is po =0,0209?
bw = 200mmd= 300mm
bw
a) O Under-reinforced since 800 mm2 < A.
b) O Under-reinforced since 300 mm2 < Ah
c) O Under-reinforced since 800-300 mm² < Asb
d) O Over-reinforced since 800-300 mm2 > Asb
e)
Over-reinforced since 300 mm2 > Asb
What is the distance of the neutral axis c from the top of the beam, if
the top portion of the beam is in compression. Concrete is C30, longitudinal
steel bars are o16 and made of B420C steel. Use design strengths in
computation. b = 800 mm, d = 500mm, h
For C30 concrete k = 0.82.
your
= 100 mm, b,
= 300 mm. Hint:
a)
53 mm
b) O 46 mm
c) O 20 mm
32 mm
26 mm
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