. A batch reactor suffers from following disadvantage. (A) Poor product quality control (B) High labour and handling cost (C) High shutdown time requirement for emptying, cleaning and refilling (D) All (A), (B) and (C)

. A batch reactor suffers from following disadvantage.
(A) Poor product quality control
(B) High labour and handling cost
(C) High shutdown time requirement for emptying, cleaning and refilling
(D) All (A), (B) and (C)
by

1 Answer

Answer :

(D) All (A), (B) and (C)
by

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A space velocity of 5 hr -1 means that (A) Five reactor volumes of feed (at specified conditions) are being fed into the reactor per hour (B) After every 5 hours, reactor is being filled with the feed (C) Cent per cent conversion can be achieved in at least 5 hours (D) A fixed conversion of a given batch of feed takes 5 hours

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Which of the following fixes the volume of a batch reactor for a particular conversion and production rate? (A) Operating conditions (e.g. pressure and temperature) (B) Rate constant (C) Density of mixture (D) None of these

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Last Answer : (D) d(VCA )/dt = FCAF - kCA 2V

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Last Answer : (B) P.F.R. and batch reactor

Which of the following are NOT key constraints of the food processing industry? a) Inadequate quality control. c) High packaging cost b) Low demand. d) Poor infrastructure as in no cold storage

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