Gce Model Questions Vol1 2019 Agricultural Science Question 44

Practice objective / multiple choice question 44 from the 2019 Gce Model Questions Vol1 Agricultural Science examination.

Gce Model Questions Vol1 2019 Agricultural Science Objective / Multiple Choice Hard Difficulty
Question 44 GCE_MODEL_QUESTIONS_VOL1 • 2019 • AGRICULTURAL_SCIENCE • objective

A batch of 500 kg mangoes is harvested at 85 % moisture (wet basis). The desired storage moisture is 75 % (wet basis). The drying equipment can handle only 200 kg of fruit at a time and removes water at a rate of 2 kg h⁻¹ per 100 kg of fruit. After each batch the dried fruit is set aside and the next batch starts immediately. (a) Calculate the minimum total drying time required to bring the whole batch to the target moisture. (b) If each kilogram of water removed requires 0.5 MJ of energy, compute the total energy consumption (in MJ).

Answer Options

A. Total drying time 45 h; total energy 75 MJ
B. Total drying time 55 h; total energy 90 MJ
Correct Answer C. Total drying time 60 h; total energy 100 MJ
D. Total drying time 70 h; total energy 120 MJ
Correct Answer
C
Correct Option:
Total drying time 60 h; total energy 100 MJ

About This Question

This is Gce Model Questions Vol1 2019 Agricultural Science Question 44. It is one of the objective questions from the 2019 Gce Model Questions Vol1 Agricultural Science examination.

Difficulty level: Hard .

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