Agricultural Engineering Gate 2024 Questions with Answer

Ques 40 GATE 2024

Match the following types of mill in Column I based on their grinding mechanisms in Column II.

Ques 41 GATE 2024

A steam jacketed kettle is filled with a 250 kg liquid food with a specific heat of 3.1 kJ.kg⁻¹.K⁻¹. Steam used at 121 °C has a heat transfer coefficient of 2 kW.m⁻².K⁻¹. The area of heat transfer is 0.15 m². Using lumped capacity method, the time required to heat the product from 30 °C to 95 °C, in minutes, is _______. (Rounded off to 2 decimal places)

Ques 42 GATE 2024

Fruit juice entering at 30 °C is being pasteurized in a double pipe counter flow heat exchanger using hot water entering at 97 °C and leaving at 65 °C. Specific heat of juice and water are 3.8 kJ.kg⁻¹.K⁻¹ and 4.2 kJ.kg⁻¹.K⁻¹, respectively. Flow rate of juice is 0.3 kg.s⁻¹ and that of water is 0.4 kg.s⁻¹. Considering an overall heat transfer coefficient of 1 kW.m⁻².K⁻¹, the area of heat exchanger required, in m², is _______. (Rounded off to 3 decimal places)

Ques 43 GATE 2024

Mango pulp at an initial temperature of 25 °C and a moisture content of 70% (wb) is to be dried into leather to a final moisture content of 10% (wb) using hot air at 95 °C. The latent heat of vaporization of water at 95 °C and at standard atmospheric pressure is 2250 kJ.kg⁻¹. Considering the specific heat of mango pulp as 3.8 kJ.kg⁻¹.°C⁻¹, the energy required for drying per kg of mango pulp, in kJ, is _______. (Rounded off to 1 decimal place)

Ques 44 GATE 2024

Sorghum flour obtained from a grinder was analyzed by IS sieves for particle size determination. The data obtained are as follows:

Ques 45 GATE 2024

Fish fillets at -1 °C are being frozen in Individual Quick Freezing (IQF) system using air at -40 °C. The product has a characteristic dimension of 10 cm with a density of 1200 kg.m⁻³. Thermal conductivity of the product is 2.5 W.m⁻².K⁻¹, the convective heat transfer coefficient is 100 W.m⁻².K⁻¹, and the latent heat of fusion is 300 kJ.kg⁻¹. If the fillet is considered as an infinite plate, the freezing time, in minutes, is _______. (Rounded off to 2 decimal places)

Ques 46 GATE 2024

If →' denotes increasing order of intensity, then the meaning of the words [dry → arid → parched] is analogous to [diet → fast → _______]. Which one of the given options is appropriate to fill the blank?

Ques 47 GATE 2024

In the given text, the blanks are numbered (i)-(iv). Select the best match for all the blanks.
Steve was advised to keep his head _____(i) ______ while he had to keep his eyes ____(ii) ____ for, while he had the potential _____(iii) _____ batting, he could only do so with a cool head ____(iv) ____ his shoulders.

Ques 48 GATE 2024

The pie chart presents the percentage contribution of different macronutrients to a typical 2,000 kcal diet of a person.

Ques 49 GATE 2024

The least number of squares to be added in the figure to make AB a line of symmetry is _______.

Ques 50 GATE 2024

A catchment with 5 rain gauges recorded annual rainfall of 90, 100, 80, 120, and 110 cm, respectively. Considering an error of 10% of the mean annual rainfall, additional number of rain gauge is _______. (Answer in integer)

Ques 51 GATE 2024

The difference between advance curve and recession curve for a given surface irrigation event is known as

Ques 52 GATE 2024

The excess water from a watershed of area 16.95 km² is drained out through a channel at an average rate of 2.8 m³.s⁻¹. Drainage coefficient of the watershed, in cm, is _______. (Rounded off to 2 decimal places)