Assume there is a 1m long 1025 steel hold firmly from both ends. It is heated from is stress free at 20 to Assume it 20 c. a) Determine the type and magnitude of the stress that develops. b) Assume it is cooled from 20'c to -20 °C. what type and * Hint: E, magnitude of stress results? = 207 x10 MPa and d, = 11.7 x 10 -6 0° "steel (027
Assume there is a 1m long 1025 steel hold firmly from both ends. It is heated from is stress free at 20 to Assume it 20 c. a) Determine the type and magnitude of the stress that develops. b) Assume it is cooled from 20'c to -20 °C. what type and * Hint: E, magnitude of stress results? = 207 x10 MPa and d, = 11.7 x 10 -6 0° "steel (027
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Transcribed Image Text:Assume
there is a 1m long 1025 steel hold firmly
from both ends. It is heated from 20'c to
Assume
it
is stress free at
20 c.
a) Determine the type and mapnitude of the stress
that develops.
b) Assume it is cooled from
20°c to
-20 °C. what
type and resulHs?
* Hint: E= 207 x10 M Pa
magnitude of stress
-6
steel
and d= 11.7 x 10
(025
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