Chemical Engineering Basics - Study Mode

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[#1101] Rate of chemical reaction is not much affected, if the reactants are in __________ form.

(A) Solids

(B) Liquids

(C) Either A or B

(D) Gaseous

Correct Answer

(C) Either A or B

[#1102] Resistance of an electrical conductor is proportional to its (where, L = length and A = cross-sectional area of the conductor)

(A) A

(B) L

(C) A 2

(D) Both A & B

Correct Answer

(D) Both A & B

[#1103] Out of the following the refractive index is the highest for

(A) Glass

(B) Diamond

(C) Brine

(D) Kerosene

Correct Answer

(B) Diamond

[#1104] Compressed dry air is used as the cutting fluid, while machining

(A) Steel

(B) Cast iron

(C) Aluminium

(D) None of these

Correct Answer

(B) Cast iron

[#1105] The taper provided on pattern for its easy & clean withdrawal from the mould is termed as the __________ allowance.

(A) Casting

(B) Pattern

(C) Draft

(D) Distoration

Correct Answer

(C) Draft