Which one of the following can give information about the corrosion rate?
A. Pourbaix diagram
B. Polarization technique
C. EMF series
D. Galvanic series
Answer: Option B
A. Pourbaix diagram
B. Polarization technique
C. EMF series
D. Galvanic series
Answer: Option B
Which of the following are not commercially manufactured by powder metallurgy
A. Aircraft brake pads
B. Self-lubricating bearings
C. Tungsten carbide based cutting tools
D. Turbine blades
A. 10 degrees
B. 21 degrees
C. 30 degrees
D. 50 degrees
Which crystal system does not have all axial angles at 90 degrees?
A. Tetragonal
B. rhombohedral
C. orthorhombic
D. cubic
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