CHEMICAL ENGINEERING | Fertiliser Technology

Main constituent of phosphate rock is

Byadmin August 13, 2022

Question: Main constituent of phosphate rock is
[A].

ammonium phosphate

[B].

flour apatite

[C].

calcium fluoride

[D].

calcium phosphate

Answer: Option B

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Heat Transfer

Heat flux is the time rate of heat transfer per unit

Question: Heat flux is the time rate of heat transfer per unit
[A].

length
[B].
area
[C].
volume
[D].
none of these

Answer: Option B

Explanation:

No answer description available for this question.

Read More Heat flux is the time rate of heat transfer per unit
CHEMICAL ENGINEERING | Fuels and Combustion

Gray-King Assay and Roga Index of coal is a measure of its

Question: Gray-King Assay and Roga Index of coal is a measure of its
[A].

abradability.
[B].
grindability.
[C].
weathering properties.
[D].
caking and swelling properties.

Answer: Option D

Explanation:

No answer description available for this question.

Read More Gray-King Assay and Roga Index of coal is a measure of its
CHEMICAL ENGINEERING | Fluid Mechanics

Net positive suction head (NPSH) of a centrifugal pump must be

Question: Net positive suction head (NPSH) of a centrifugal pump must be
[A].

greater than the vapour pressure of the liquid.
[B].
less than the vapour pressure of the liquid.
[C].
equal to the vapour pressure of the liquid.
[D].
less than barometric pressure.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Net positive suction head (NPSH) of a centrifugal pump must be
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Generation of heat by friction is an example of a/an __________ change.

Question: Generation of heat by friction is an example of a/an __________ change.
[A].

isothermal
[B].
irreversible
[C].
adiabatic
[D].
reversible

Answer: Option B

Explanation:

No answer description available for this question.

Read More Generation of heat by friction is an example of a/an __________ change.
CHEMICAL ENGINEERING

Propulsion of rocket follows from the_________________?

Propulsion of rocket follows from the_________________?

A. Newton’s second law of motion
B. Newton’s third law of motion
C. Law of projectiles
D. Archimedes principle

Read More Propulsion of rocket follows from the_________________?
CHEMICAL ENGINEERING | Environmental Engineering

Noise level audible to audience sitting in the 5th row from the stage during a large orchestra show corresponds to about __________ decibels.

Question: Noise level audible to audience sitting in the 5th row from the stage during a large orchestra show corresponds to about __________ decibels.
[A].

105
[B].
135
[C].
160
[D].
185

Answer: Option B

Explanation:

No answer description available for this question.

Read More Noise level audible to audience sitting in the 5th row from the stage during a large orchestra show corresponds to about __________ decibels.

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