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Chemical Engineering - Chemical Engineering Basics

Exercise : Chemical Engineering Basics - Section 11
46.
The maximum axial compression stress during cold upsetting of a cylinderical rod of radius (r) occurs at
the outer edge of the rod.
r/3 from the centre.
r/2 from the centre.
the centre.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
Electrode potential is not concerned with the measurment of
pH value
temperature
viscosity
density
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.
__________ column is preferred to be used, when a high liquid hold up is required in a reactor for gas-liquid reaction.
Packed
Bubble
Spray
Tray
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
Tungsten in high speed steel is responsible for its
toughness & wear resistance
cold hardness
hot hardness
sharp cutting edge
Answer: Option
Explanation:

Tungsten is responsible for the following properties of high-speed steel (HSS): Hardness, Wear resistance, Heat resistance, Toughness, Corrosion resistance.

HSS is a high-carbon tool steel that's very strong and can withstand high cutting forces. It's usually made up of tungsten and other hard alloying elements.

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