Engineering Sciences
GATE XE discipline:engineering-sciences PYQs
Build your understanding with focused practice from past exam papers.
Questions 341–350 of 1772. Imported answers require independent review unless marked reviewed.
Question 144
Open questionXE-GMCQ2 marksNeeds review
Which of the following is the most suitable flexible packaging laminate for dry fruits?
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Identify the CORRECT sequence of operations for dressing of poultry.
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 146
Open questionXE-GMSQ2 marksNeeds review
Which of the following statement(s) is/are TRUE for a package of gamma-irradiated (7.5 kGy) whole chicken?
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 147
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Match the following food products in Column I with their corresponding processes in Column II.
Column I | | Column II | |
|---|---|---|---|
P | Idli | 1 | Baking |
Q | Parboiled rice | 2 | Fermentation |
R | Soda beverage | 3 | Gelatinization |
S | Cookies | 4 | Carbonation |
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 148
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Which of the following is/are inhibitor(s) of enzymatic browning in peeled potatoes?
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 149
Open questionXE-GMSQ2 marksNeeds review
Match the following enzymes in Column I with their applications in Column II.
Column I | | Column II | |
|---|---|---|---|
P | β-Glucanase | 1 | Fruit juice clarification |
Q | α- and β-Amylases | 2 | Bread making |
R | Pectinase | 3 | Meat tenderization |
S | Papain | 4 | Brewing |
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 150
Open questionXE-GNAT2 marksNeeds review
The F₁₂₁ value of a known microorganism with Z value of 11 °C is 2.4 min for 99.999% inactivation. For a 12D inactivation of the said microorganism at 143 °C, the F value (in min) is _____. (rounded off to 3 decimal places)
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 151
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Consider that specific heat (0 to 50 °C) of water, water vapor and air remains constant: 4.48, 1.88 and 1.0 kJ/ (kg °C), respectively. Assuming, the heat energy required to convert 1 kg of water to water vapour at 0 °C is 200 kJ, the enthalpy (in kJ/ kg dry air) of atmospheric air containing 0.05 kg water vapour per kg dry air at 50 °C is ____.(rounded off to 1 decimal place)
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 152
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A fruit juice is concentrated using an ultrafiltration membrane. A feed stream at 10 kg/min with 6% total solids (by weight) is increased to 20% total solids (by weight). The membrane tube has 10 cm inside diameter and the pressure difference across the membrane is 2000 kPa. If the permeability constant of the membrane is 5 × 10⁻⁵ kg water/ (m² kPa s), the length of membrane tube (in m) is_____. (rounded off to 2 decimal places)
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In a typical grinding operation, 80% of the feed material passes through a sieve opening of 4.75 mm; whereas, 80% of the ground product passes through 0.5 mm opening. If the power required to grind 2 tonnes/h of the feed material is 3.8 kW, the work index of the material is _____. (rounded off to 2 decimal places)
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