CHEMICAL ENGINEERING | Chemical Engineering Basics

A material having good damping property is likely to have

Byadmin August 8, 2022

Question: A material having good damping property is likely to have
[A].

greater defect density.

[B].

fine grained structure.

[C].

lesser defect density.

[D].

high tensile strength.

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Fluid Mechanics

For laminar flow through a closed conduit

Question: For laminar flow through a closed conduit
[A].

Vmax = 2Vav
[B].
Vmax = Vav
[C].
Vmax = 1.5Vav
[D].
Vmax = 0.5Vav

Answer: Option A

Explanation:

No answer description available for this question.

Read More For laminar flow through a closed conduit
CHEMICAL ENGINEERING | Heat Transfer

Asymptotic conditions is reached, when for a fluid flowing in laminar flow through a long tube

Question: Asymptotic conditions is reached, when for a fluid flowing in laminar flow through a long tube
[A].

exit-fluid temperature > wall temperature.
[B].
exit fluid temperature < wall temperature.
[C].
exit fluid temperature = wall temperature.
[D].
Graetz number > 100.

Answer: Option C

Explanation:

No answer description available for this question.

Read More Asymptotic conditions is reached, when for a fluid flowing in laminar flow through a long tube
Chemical Engineering Basics

The ratio of thermal & electrical conductivity is same for all the metals at the same temperature; and at around room temperature, this ratio is proportional to(where, T = absolute temperature, °K) ?

The ratio of thermal & electrical conductivity is same for all the metals at the same temperature; and at around room temperature, this ratio is proportional to(where, T = absolute temperature, °K) ?

A. T
B. 1/T
C. T2
D. 1/T2

Read More The ratio of thermal & electrical conductivity is same for all the metals at the same temperature; and at around room temperature, this ratio is proportional to(where, T = absolute temperature, °K) ?
CHEMICAL ENGINEERING | Fertiliser Technology

Nitrogenous fertiliser is required

Question: Nitrogenous fertiliser is required
[A].

during the early stage of growth to promote development of stem and leaves.
[B].
for accelerating fruit formation in later stage of growth.
[C].
to lessen the effect of excessive potash application.
[D].
none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Nitrogenous fertiliser is required
CHEMICAL ENGINEERING | Mass Transfer

Air initially at 101. 3 kPa and 40°C and with a relative humidity of 50%, is cooled at constant pressure to 30°C. The cooled air has a

Question: Air initially at 101. 3 kPa and 40°C and with a relative humidity of 50%, is cooled at constant pressure to 30°C. The cooled air has a
[A].

higher dew point.
[B].
higher absolute (specific) humidity.
[C].
higher relative humidity
[D].
higher wet bulb temperature.

Answer: Option C

Explanation:

No answer description available for this question.

Read More Air initially at 101. 3 kPa and 40°C and with a relative humidity of 50%, is cooled at constant pressure to 30°C. The cooled air has a
CHEMICAL ENGINEERING | Mass Transfer

In triangular co-ordinates, the ternery composition point falls __________ of the triangle.

Question: In triangular co-ordinates, the ternery composition point falls __________ of the triangle.
[A].

in the corners
[B].
inside
[C].
on the sides
[D].
none of these.

Answer: Option B

Explanation:

No answer description available for this question.

Read More In triangular co-ordinates, the ternery composition point falls __________ of the triangle.

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