GATE 2024-2025 Chemical Engineering Question Paper with Solution Pdf - 2

Question: 6

Material of construction of foundry crucible is

(A) stainless steel

(B) graphite

(C) cast iron

(D) lead

Question: 7

Out of the following, the dimensionless quantity is

(A) density

(B) mach number

(C) specific weight

(D) viscosity

Question: 8

Corrosion of metals cannot be prevented by its

(A) alloying

(B) aluminising

(C) chromising

(D) tempering

Question: 9

Which of the following is an unconventional source of energy?

(A) solar power

(B) thermal power

(C) hydroelectric power

(D) nuclear fusion power

Question: 10

Photographic plates are coated with

(A) metallic silver

(B) calcium silicate

(C) silver halide

(D) silver nitrate