2. A three-point loading scheme for measuring the stress-strain behavior and flexural strength, σF, (stress at fracture) of brittle ceramics for rectangular and circular cross sections materials are shown below. 3FfL = πR³ 2bd2 (depending on the FfL The flexural strength σF, can be calculated as: σFƒ cross section shape). = Calculate the ceramic flexural strength when Fƒ=1030 N, L=3.5 cm and 2R=b=d=1 cm and define which structure is stronger. Show your work. Note when you calculate, don't forget to unit conversion! Ff R Compression Tension

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2. A three-point loading scheme for measuring the stress-strain behavior and flexural
strength, σF, (stress at fracture) of brittle ceramics for rectangular and circular cross
sections materials are shown below.
3FfL
=
πR³ 2bd2 (depending on the
FfL
The flexural strength σF, can be calculated as: σFƒ
cross section shape).
=
Calculate the ceramic flexural strength when Fƒ=1030 N, L=3.5 cm and 2R=b=d=1
cm and define which structure is stronger. Show your work.
Note when you calculate, don't forget to unit conversion!
Ff
R
Compression
Tension
Transcribed Image Text:2. A three-point loading scheme for measuring the stress-strain behavior and flexural strength, σF, (stress at fracture) of brittle ceramics for rectangular and circular cross sections materials are shown below. 3FfL = πR³ 2bd2 (depending on the FfL The flexural strength σF, can be calculated as: σFƒ cross section shape). = Calculate the ceramic flexural strength when Fƒ=1030 N, L=3.5 cm and 2R=b=d=1 cm and define which structure is stronger. Show your work. Note when you calculate, don't forget to unit conversion! Ff R Compression Tension
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