Chemical Engineering Basics MCQs

Question 1

Dowtherm is a

Accepted Answer

High temperature heating medium (a petroleum product)

Answer

Product of coal tar distillation

Answer

Very heat sensitive material

Answer

None of these

Question 2

Often earing defects are found during deep drawing operation, because the

Accepted Answer

Starting sheet has planer anisotropy due to its texture

Answer

Surface finish of the sheet is poor

Answer

Sheet material has been given substantial spring back

Answer

Starting sheet has normal anitropy due to its texture

Question 3

Drills are usually made of

Accepted Answer

High speed steel

Answer

Cermets

Answer

Alloy steel

Answer

Tungsten carbide

Question 4

Which drug is made from vegetables ?

Accepted Answer

Quinine

Answer

Pencilin

Answer

Aspirin

Answer

Insulin

Question 5

Titanium is produced by __________ of TiCl4.

Accepted Answer

Magnesium reduction

Answer

Electrolytic reduction

Answer

Calcium reduction

Answer

Thermal dissociation

Question 6

Globular form of cementite is formed during the __________ process.

Accepted Answer

Hardening

Answer

Spherodising

Answer

Annealing

Answer

Normalising

Question 7

The 'transition temperature' for ductile to brittle behaviour of steel increases with increase in the __________ content in steel.

Accepted Answer

Carbon

Answer

Manganese

Answer

Both A & B

Answer

Neither A nor B

Question 8

Dew point temperature always gives an indication of the __________ of the moist air.

Accepted Answer

Moisture content

Answer

Dryness

Answer

Coolness

Answer

Latent heat

Question 9

Absolute zero pressure can be attained at a temperature of

Accepted Answer

0°R

Answer

0°C

Answer

50°K

Answer

None of these