CHEMICAL ENGINEERING | Fuels and Combustion

If the specific heat of gaseous products of combustion of a fuel is high, the abiabatic flame temperature will be

Byadmin August 17, 2022

Question: If the specific heat of gaseous products of combustion of a fuel is high, the abiabatic flame temperature will be
[A].

low

[B].

high

[C].

very high, if the fuel is of low calorific value

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Reaction Engineering

Catalyst is a substance, which __________ chemical reaction.

Question: Catalyst is a substance, which __________ chemical reaction.
[A].

increases the speed of a
[B].
decreases the speed of a
[C].
can either increase or decrease the speed of a
[D].
alters the value of equilibrium constant in a reversible

Answer: Option C

Explanation:

No answer description available for this question.

Read More Catalyst is a substance, which __________ chemical reaction.
CHEMICAL ENGINEERING | Fluid Mechanics

The blades of a centrifugal impeller are said to be curved forward, if the __________ of the motion of impeller blades.

Question: The blades of a centrifugal impeller are said to be curved forward, if the __________ of the motion of impeller blades.
[A].

inlet tip of a blade curves in a direction opposite to that
[B].
outlet tip of a blade curves in a direction opposite to that
[C].
inlet tip of a blade is towards the direction
[D].
outlet tip of a blade is towards the direction

Answer: Option D

Explanation:

No answer description available for this question.

Read More The blades of a centrifugal impeller are said to be curved forward, if the __________ of the motion of impeller blades.
CHEMICAL ENGINEERING

Satellites burn off during re-entry to earth’s atmosphere, because of the ____________________?

Satellites burn off during re-entry to earth’s atmosphere, because of the ____________________?

A. Combustion with air
B. Gravitational pull by earth
C. Friction with earth’s atmosphere
D. Loss in weight of the satellite

Read More Satellites burn off during re-entry to earth’s atmosphere, because of the ____________________?
CHEMICAL ENGINEERING | Chemical Process

In the manufacture of viscose rayon, the raw material used industrially is

Question: In the manufacture of viscose rayon, the raw material used industrially is
[A].

recalyptious wood
[B].
bamboo
[C].
bagasse
[D].
fine teak wood

Answer: Option D

Explanation:

No answer description available for this question.

Read More In the manufacture of viscose rayon, the raw material used industrially is
Fuels and Combustion

____________ process is meant for direct hydrogenation of coal to produce liquid fuel?

____________ process is meant for direct hydrogenation of coal to produce liquid fuel?

A. Fischer-Tropsch
B. Bergius
C. Lurgi
D. None of these

Read More ____________ process is meant for direct hydrogenation of coal to produce liquid fuel?
CHEMICAL ENGINEERING | Chemical Reaction Engineering

For a vapour phase catalytic reaction (A + B P) which follows the Ridel mechanism and the reaction step is rate controlling, the rate of reaction is given by (reaction rate is irreversible, product also absorbs).

Question: For a vapour phase catalytic reaction (A + B P) which follows the Ridel mechanism and the reaction step is rate controlling, the rate of reaction is given by (reaction rate is irreversible, product also absorbs).
[A].

[B].

[C].

[D].

Answer: Option A

Explanation:

No answer description available for this question.

Read More For a vapour phase catalytic reaction (A + B P) which follows the Ridel mechanism and the reaction step is rate controlling, the rate of reaction is given by (reaction rate is irreversible, product also absorbs).

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