Chemical Engineering Basics
The stress at which a metal fails by fatigue lies

Near the fracture point of the stress-strain curve
In the plastic range
In the elastic range
None of these

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Chemical Engineering Basics
Parallel straight line pattern of temperature distribution for both hot and cold fluids is observed in case of heat exchanger of the type

Parallel flow with unequal heat capacities
Parallel flow with equal heat capacities
Counter flow with unequal heat capacities
Counter flow with equal heat capacities

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