Chemical Engineering Mcqs

Acetaldehyde is shipped in ____________ drums?

• (A)  Cast iron
• (B)  Steel
• (C)  Aluminium
• (D)  Either

Answer

Submitted By :Ali Uppal

Rotary driers are generally made of_______________?

• (A)  Cast iron
• (B)  Mild steel
• (C)  High silicon iron (14% Si)
• (D)  Tin lined with refractory bricks

Answer

Submitted By :Ali Uppal

Fatigue failure of a material may occur, when it is subjected to _____________ stress?

• (A)  Fluctuating
• (B)  Tensile
• (C)  Compressive
• (D)  Torsion

Answer

Submitted By :Ali Uppal

Which of the following constituents of cast iron is mainly responsible for imparting it an anti-corrosive property ?

• (A)  Silicon
• (B)  Phosphorus
• (C)  Sulphur
• (D)  None of these

Answer

Submitted By :Ali Uppal

Ball bearings are generally made of___________________?

• (A)  Plain carbon steel
• (B)  Chrome carbon steel
• (C)  Stainless steel
• (D)  Malleable cast iron

Answer

Submitted By :Ali Uppal

Iron rust is_________________?

• (A)  Ferrous oxide
• (B)  Hydrated ferric oxide
• (C)  Powdered iron
• (D)  Ferric sulphide

Answer

Submitted By :Ali Uppal

Glass lined vessels are not used for handling/storing__________________?

• (A)  Dilute H2SO4
• (B)  Dilute HNO3
• (C)  Dilute HCl
• (D)  Hydrofluoric acid

Answer

Submitted By :Ali Uppal

A material is able to retain the deformation permanently by virtue of its___________________?

• (A)  Elasticity
• (B)  Plasticity
• (C)  Ductility
• (D)  Malleability

Answer

Submitted By :Ali Uppal

Fatigue failure of a material results from ______________ stress?

• (A)  Tensile
• (B)  Compressive
• (C)  Fluctuating
• (D)  None of these

Answer

Submitted By :Ali Uppal

Fatigue failure of a material results from _____________ stress?

• (A)  Tensile
• (B)  Compressive
• (C)  Fluctuating
• (D)  None of these

Answer

Submitted By :Ali Uppal