For an autocatalytic reactor, the suitable reactor set up is

Rate of an autocatalytic chemical reaction is a function of

A

Temperature only

B

Pressure only

C

Composition only

D

All of the above

In autocatalytic reactions,

A

One of the reactants acts as a catalyst

B

One of the products acts as a catalyst

C

Catalysts have very high selectivity

D

No catalyst is used

Autocatalytic reactions are best carried out in a

A

CSTR

B

CSTR in series

C

Plug flow reactor

D

Recycle reactor

Which of the following is an autocatalytic reaction?

A

Photochemical reactions

B

Microbial fermentation reaction

C

Enzyme fermentation reaction

D

Ammonia synthesis reaction

In case of a __________ reactor, the composition in the reactor and at the exit of the reactor is the same.

A

Semi-batch

B

Tubular

C

Batch

D

Back-mix

Of 30 integers, 12 are in set A , 22 are in set A , 22 are in set B , and 7 are in both set A and B. How many of the integers in NITTHER set A nor set B?

A

4

B

1

C

3

For nearly isothermal operation involving large reaction time in a liquid-phase reaction, the most suitable reactor is a __________ reactor.

A

Stirred tank

B

Tubular flow

C

Batch

D

Fixed bed

Pressure drop in a fluidised bed reactor is __________ that in a similar packed bed reactor.

A

Less than

B

More than

C

Same as

D

None of these

A nuclear reactor is said to be critical when the neutron population in the reactor core is

A

Rapidly increasing leading to the point of explosion

B

Decreasing from the specified value

C

Reduced to zero

D

Constant

The breeding gain in case of thermal breeder reactor as compared to fast breeder reactor is

A

Same

B

Lower

C

Higher

D

Unity

For an autocatalytic reactor, the suitable reactor set up is

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