Q61
The flow stress (σ) of an alloy varies with strain rate ( ) as σ = 100 ( )^0.1 MPa. When the alloy is hot extruded from 10cm diameter to 5 cm diameter at a speed of 2 cm/s, the flow stress is
The flow stress (σ) of an alloy varies with strain rate as σ = 100 MPa. When the alloy is hot extruded from 10cm diameter to 5 cm diameter at a speed of 2 cm/s, the flow stress is
A.
1000 MPa
B.
105 MPa
AnswerC.
150 MPa
D.
1050 MPs
Answer: Option B
Solution
Answer: Option B
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