For a spontaneous natural process at constant temperature and pressure, the free energy of the system always____________________?

Byadmin February 7, 2019August 20, 2021

For a spontaneous natural process at constant temperature and pressure, the free energy of the system always____________________?

A. Increases
B. Decreases
C. Remain constant
D. Increases to a maximum before decreasing

CHEMICAL ENGINEERING | Chemical Engineering Basics

The basic function of the drum in a boiler is to

Question: The basic function of the drum in a boiler is to
[A].

act as a storage for feed water.
[B].
act as a storage for steam.
[C].
separate steam from water.
[D].
remove settling impurities from steam.

Answer: Option C

Explanation:

No answer description available for this question.

Read More The basic function of the drum in a boiler is to
Chemical Engineering Basics

For the Stoke’s law to be valid in the case of a falling sphere in a fluid, the_____________________?

For the Stoke’s law to be valid in the case of a falling sphere in a fluid, the_____________________?

A. Reynolds number (based on sphere diameter) should be < 1
B. Flow around the sphere should be in turbulent region
C. Sphere must be metallic
D. Fluid density should be constant

Read More For the Stoke’s law to be valid in the case of a falling sphere in a fluid, the_____________________?
CHEMICAL ENGINEERING | Chemical Engineering Basics

In a titration involving weak acid and strong base, the preferred indicator is

Question: In a titration involving weak acid and strong base, the preferred indicator is
[A].

Methyl orange
[B].
Phenolphthalein
[C].
Ethyl orange
[D].
Fehling’s solution

Answer: Option B

Explanation:

No answer description available for this question.

Read More In a titration involving weak acid and strong base, the preferred indicator is
CHEMICAL ENGINEERING | Chemical Engineering Basics

‘Sterilised zone’ around a hazardous chemical industry is an area with __________ km radius around it, in which the total population/inhabitants should be less than 20000 preferably in the upwind direction.

Question: ‘Sterilised zone’ around a hazardous chemical industry is an area with __________ km radius around it, in which the total population/inhabitants should be less than 20000 preferably in the upwind direction.
[A].

0.5
[B].
5
[C].
25
[D].
50

Answer: Option B

Explanation:

No answer description available for this question.

Read More ‘Sterilised zone’ around a hazardous chemical industry is an area with __________ km radius around it, in which the total population/inhabitants should be less than 20000 preferably in the upwind direction.
Chemical Engineering Basics

Presence of nickel & chromium in steel does not raise its _________________?

Presence of nickel & chromium in steel does not raise its _________________?

A. Elastic limit
B. Machining properties
C. Ductility
D. Resilience

Read More Presence of nickel & chromium in steel does not raise its _________________?
CHEMICAL ENGINEERING | Chemical Engineering Basics

A metalloid possesses the characteristics of both the metals and non-metals. Which of the following is not a metalloid ?

Question: A metalloid possesses the characteristics of both the metals and non-metals. Which of the following is not a metalloid ?
[A].

Arsenic
[B].
Antimony
[C].
Lead
[D].
none of these

Answer: Option C

Explanation:

No answer description available for this question.

Read More A metalloid possesses the characteristics of both the metals and non-metals. Which of the following is not a metalloid ?

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