Engineering Sciences
2020 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE XE 2020 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 148–150 of 175. Imported answers require review unless explicitly marked reviewed.
Question 17
Open questionXE-GMCQ2 marksNeeds review
Match the absorber used in modified atmosphere packaging and storage in Column I with the scavenger in Column II.
Column I: P. Oxygen absorber; Q. Carbon dioxide absorber; R. Ethylene absorber; S. Moisture absorber
Column II: 1. Calcium chloride; 2. Magnesium oxide; 3. Ferric oxide; 4. Potassium permanganate
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Open questionXE-GMCQ2 marksNeeds review
During extrusion cooking, food materials are generally subjected to a combination of
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Open questionXE-GNAT2 marksNeeds review
The whole milk at 22 °C is pumped through a stainless steel pipe at a flow rate of 3 L s⁻¹. The length and inner diameter of the pipe are 40 m and 4 cm, respectively. If viscosity and density of the milk at the pumping temperature of 0.2 Pa s and 1032 kg m⁻³, respectively, the Reynolds number (rounded off to nearest integer) will be ______.
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