Chemical Engineering Basics

Question: First empirical temperature scale conceived is the __________ temperature scale.
[A].

Absolute

[B].

Reaumer

[C].

Farenhite

[D].

Celcius

Answer: Option C

Explanation:

No answer description available for this question.

Question: Glass reacts with
[A].

H2SO3

[B].

HF

[C].

HNO3

[D].

K2Cr2O7

Answer: Option B

Explanation:

No answer description available for this question.

Question: According to thermodynamic Farenhite scale, the fundamental interval between ice point to steam point is
[A].

180°

[B].

212°

[C].

32°

[D].

273°

Answer: Option A

Explanation:

No answer description available for this question.

Question: Which of the following rays has the least wavelength?
[A].

Ultraviolet rays

[B].

Infrared rays

[C].

Cosmic rays

[D].

X-rays

Answer: Option C

Explanation:

No answer description available for this question.

Question: A colloidal system, in which a liquid is dispersed in gas is called a/an
[A].

gel

[B].

aerosol

[C].

foam

[D].

emulsion

Answer: Option B

Explanation:

No answer description available for this question.

Question: Fog is an example of colloidal system of
[A].

solid dispersed in gas.

[B].

solid dispersed in liquid.

[C].

liquid dispersed in gas.

[D].

gas dispersed in liquid.

Answer: Option C

Explanation:

No answer description available for this question.

Question: Milk is fat dispersed in water. It is an example of
[A].

suspension

[B].

emulsion

[C].

gel

[D].

solution

Answer: Option B

Explanation:

No answer description available for this question.

Question: Colloids can be purified by
[A].

dialysis

[B].

reverse osmosis

[C].

coagulation

[D].

peptization

Answer: Option A

Explanation:

No answer description available for this question.

Question: Out of the following, __________ waves have the largest wavelength.
[A].

radio

[B].

light

[C].

X-ray

[D].

Gamma-ray

Answer: Option A

Explanation:

No answer description available for this question.

Question: Out of the following substances, one ton of __________ will store the maximum heat for a rise of 30°C in temperature.
[A].

steel

[B].

lignite

[C].

water

[D].

lime stone

Answer: Option C

Explanation:

No answer description available for this question.