CHEMICAL ENGINEERING | Chemical Engineering Basics

Castability of aluminium is increased by the addition of __________ in it.

Byadmin August 2, 2022

Question: Castability of aluminium is increased by the addition of __________ in it.
[A].

silicon

[B].

manganese

[C].

bismuth

[D].

lead

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Mass Transfer

Moisture in a substance exerting an equilibrium vapour pressure less than that of pure liquid at the same temperature is called the __________ moisture.

Question: Moisture in a substance exerting an equilibrium vapour pressure less than that of pure liquid at the same temperature is called the __________ moisture.
[A].

bound
[B].
unbound
[C].
critical
[D].
none of these

Answer: Option A

Explanation:

No answer description available for this question.

Read More Moisture in a substance exerting an equilibrium vapour pressure less than that of pure liquid at the same temperature is called the __________ moisture.
CHEMICAL ENGINEERING | Chemical Engineering Plant Economics

An investment of Rs. 1000 is carrying an interest of 10% compounded quarterly. The value of the investment at the end of five years will be

Question: An investment of Rs. 1000 is carrying an interest of 10% compounded quarterly. The value of the investment at the end of five years will be
[A].

[B].
1000 (1 + 0.1)20
[C].

[D].

Answer: Option A

Explanation:

No answer description available for this question.

Read More An investment of Rs. 1000 is carrying an interest of 10% compounded quarterly. The value of the investment at the end of five years will be
CHEMICAL ENGINEERING | Heat Transfer

In a single evaporator system, the steam economy __________ by creating vacuum in the evaporator.

Question: In a single evaporator system, the steam economy __________ by creating vacuum in the evaporator.
[A].

increases
[B].
decreases
[C].
remains constant
[D].
may increase or decrease, depends on the vacuum

Answer: Option A

Explanation:

No answer description available for this question.

Read More In a single evaporator system, the steam economy __________ by creating vacuum in the evaporator.
CHEMICAL ENGINEERING | Fertiliser Technology

Liquid ammonia is not used as such a fertiliser in tropical countries like India, because

Question: Liquid ammonia is not used as such a fertiliser in tropical countries like India, because
[A].

its N2 content is very low.
[B].
it is very costly.
[C].
it will evaporate on spraying.
[D].
it is not available.

Answer: Option C

Explanation:

No answer description available for this question.

Read More Liquid ammonia is not used as such a fertiliser in tropical countries like India, because
CHEMICAL ENGINEERING | Chemical Engineering Basics

For a first order chemical reaction, the concentration of the reactant decreases __________ with time.

Question: For a first order chemical reaction, the concentration of the reactant decreases __________ with time.
[A].

linearly
[B].
exponentially
[C].
logarithmically
[D].
inversely

Answer: Option A

Explanation:

No answer description available for this question.

Read More For a first order chemical reaction, the concentration of the reactant decreases __________ with time.
Chemical Engineering Basics

Transition from laminar flow to turbulent flow in fluid flow through a pipe does not depend upon the___________________?

Transition from laminar flow to turbulent flow in fluid flow through a pipe does not depend upon the___________________?

A. Length of the pipe
B. Diameter of the pipe
C. Density of the fluid
D. Velocity of the fluid

Read More Transition from laminar flow to turbulent flow in fluid flow through a pipe does not depend upon the___________________?

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