Gce Model Questions Vol1 2020 Agricultural Science Question 33

Practice objective / multiple choice question 33 from the 2020 Gce Model Questions Vol1 Agricultural Science examination.

Gce Model Questions Vol1 2020 Agricultural Science Objective / Multiple Choice Hard Difficulty
Question 33 GCE_MODEL_QUESTIONS_VOL1 • 2020 • AGRICULTURAL_SCIENCE • objective

A batch of mangoes weighs 500 kg and has an initial moisture content of 85 % (wet basis). Moisture loss follows the model \(M(t) = 70 + (M_{0}-70)e^{-0.02t}\), where \(M(t)\) is the moisture percentage after \(t\) days and \(M_{0}=85\). (a) How many days are required for the moisture to fall to 75 %? (b) What is the final weight of the mango batch when the moisture reaches 75 %?

Answer Options

Correct Answer A. 55 days, 300 kg
B. 60 days, 280 kg
C. 45 days, 350 kg
D. 50 days, 320 kg
Correct Answer
A
Correct Option:
55 days, 300 kg

About This Question

This is Gce Model Questions Vol1 2020 Agricultural Science Question 33. It is one of the objective questions from the 2020 Gce Model Questions Vol1 Agricultural Science examination.

Difficulty level: Hard .

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