Which of the following would not be a suitable material of construction for handling aqueous hydrofluoric acid (HF) at 100°C ?

Byadmin March 11, 2019August 27, 2021

Which of the following would not be a suitable material of construction for handling aqueous hydrofluoric acid (HF) at 100°C ?

A. Monel
B. Stainless steel
C. Graphite
D. Kel-F and Teflon

Materials and Construction

The phenomenon in which slow extension of material takes place with the time at constant load is called________________?

The phenomenon in which slow extension of material takes place with the time at constant load is called________________?

A. Plasticity
B. Creep
C. Elasticity
D. Ductility

Read More The phenomenon in which slow extension of material takes place with the time at constant load is called________________?
Materials and Construction

Zinc is highly ______________ at room temperature?

Zinc is highly ______________ at room temperature?

A. Ductile
B. Resistant to atmospheric corrosion
C. Malleable
D. Brittle

Read More Zinc is highly ______________ at room temperature?
Materials and Construction

______________ possesses viscoelastic properties?

______________ possesses viscoelastic properties?

A. Cork
B. Glass
C. Graphite
D. Rubber

Read More ______________ possesses viscoelastic properties?
Materials and Construction

Lead lined equipments & vessels are suitable for handling __________________?

Lead lined equipments & vessels are suitable for handling __________________?

A. Hydrochloric acid (10%)
B. Nitric acid
C. Sulphuric acid upto 60°C
D. All A., B. and C.

Read More Lead lined equipments & vessels are suitable for handling __________________?
CHEMICAL ENGINEERING | Materials and Construction

Lead lined equipments & vessels are suitable for handling

Question: Lead lined equipments & vessels are suitable for handling
[A].

hydrochloric acid (10%).
[B].
nitric acid.
[C].
sulphuric acid upto 60°C.
[D].
all (a), (b) and (c).

Answer: Option C

Explanation:

No answer description available for this question.

Read More Lead lined equipments & vessels are suitable for handling
Materials and Construction

Coke oven walls are lined with _____________ bricks?

Coke oven walls are lined with _____________ bricks?

A. Silica
B. Tar-dolomite
C. Low thermal conductivity
D. Fire clay

Read More Coke oven walls are lined with _____________ bricks?

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