GATE XE 2025 Paper 1 — page 57

Complete GATE XE 2025 Paper 1 overview, original pages and practice · Timed previous-paper practice

Questions 169–171 of 175. Imported answers require review unless explicitly marked reviewed.

Paper practice 175 questionsPage 57 of 59

In the figures given below, L and H indicate low and high pressure centers, respectively; PGF, CoF and CeF indicate Pressure Gradient Force, Coriolis Force and Centrifugal Force, respectively; V is Velocity. [The arrows indicate only the directions but not the magnitudes of the forces and velocity.]

Diagram for Engineering Sciences question 169

Which of the following is/are the correct representation(s) of the directions of various forces and velocity in the gradient wind balance in the northern hemisphere?

Your answerSelect all correct options. You can choose more than one.

(i)

(ii)

(iii)

(iv)

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One kg of dry air at 15 °C is isothermally compressed to one-tenth of its initial volume. The work done on the system is ________________ kJ. (Round off to the nearest integer.) [Assume that the gas constant for dry air is 287 × 10⁻⁵ J K⁻¹ kg⁻¹.]

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In hot weather, a human body cools by the evaporation of sweat from its skin. The amount of water that must evaporate to cool the body by 1 °C is __________ % of the body mass. (Round off to two decimal places.) [Assume that latent heat of vaporization of water is 2.25 × 10⁶ J kg⁻¹ and specific heat capacities of both human body and liquid water is 4.2 × 10³ J K⁻¹ kg⁻¹.]

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2025 · Paper 1

Question 169

Question 170

Question 171