Chemical Engineering Basics - Practice Test

[#301] Thermal conductivity of a material does not depend upon its

(A) Mass

(B) Volume

(C) Surface area

(D) All of the above

Correct Answer

(D) All of the above

[#302] Steel containing low percentage of nickel, chromium & tungsten are termed as the __________ steel.

(A) Wrought

(B) Tool

(C) Alloy

(D) Plain carbon

Correct Answer

(D) Plain carbon

[#303] Which of the following is termed as the boiler mounting ?

(A) Feed water pump

(B) Steam superheater

(C) Blow off cock

(D) Economiser

(E) Superheater

(F) Economiser

(G) Blow off cock

(H) Feed pump

Correct Answer

(C) Blow off cock
(G) Blow off cock

[#304] Transition from laminar to turbulent zone in free convection heat transfer is governed by the critical value of

(A) Grashoff number

(B) Grashoff number & Reynolds number

(C) Reynolds number

(D) Grashoff number & Prandtl number

Correct Answer

(D) Grashoff number & Prandtl number

[#305] Window panes of aeroplanes are normally made of

(A) Perspex (PMMA)

(B) Teflon (PTFE)

(C) Bakelite (phenol formaldehyde)

(D) Polystyrene

Correct Answer

(A) Perspex (PMMA)

Chemical Engineering Basics - Study Mode

[#301] Thermal conductivity of a material does not depend upon its

Correct Answer

[#302] Steel containing low percentage of nickel, chromium & tungsten are termed as the __________ steel.

Correct Answer

[#303] Which of the following is termed as the boiler mounting ?

Correct Answer

[#304] Transition from laminar to turbulent zone in free convection heat transfer is governed by the critical value of

Correct Answer

[#305] Window panes of aeroplanes are normally made of

Correct Answer