The flow stress (σ) of an alloy varies with strain rate $$\left( \in \right)$$ as σ = 100 $${\left( \in \right)^{0.1}}$$ 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
A. 1000 MPa
B. 105 MPa
C. 150 MPa
D. 1050 MPs
Answer: Option B
This Question Belongs to Metallurgical Engineering >> Mechanical Metallurgy
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