Engineering Sciences
GATE XE Ocean Sciences PYQs
Build your understanding with focused practice from past exam papers.
Questions 11–20 of 100. Imported answers require independent review unless marked reviewed.
Question 175
Open questionXE-HNAT2 marksNeeds review
A two-layered fluid system in an estuarine environment has a total water depth of 10 m. The difference in densities between the two layers is 15
and thickness of the less dense upper layer is 3 m.If complete mixing occurs in 3 hours, then intensity (in
) of mixing process is __________. (rounded off to three decimal places)[Acceleration due to gravity is 9.81
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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 158
Open questionXE-HMCQ1 markNeeds review
The directions of the South Pacific Subtropical Gyre and the North Atlantic Subtropical Gyre are ________ and ________, respectively.
Your answerChoose one option.
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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 159
Open questionXE-HMCQ1 markNeeds review
The time period of the inertial oscillation at a location R is 1.5 times that of a particle moving at a speed of 0.5 m s⁻¹ at a location S (87 °E, 45 °S). Which of the following is the latitude of location R? (Round off to the nearest integer)
Your answerChoose one option.
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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 160
Open questionXE-HMSQ1 markNeeds review
Which of the following Period(s) corresponds to wind waves?
Your answerSelect all correct options. You can choose more than one.
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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 164
Open questionXE-HMCQ2 marksNeeds review
The sea surface height concentric isolines (L1 and L2 in cm) and the distance between them (dx in km) for three different eddies at the same latitude are given in the figure below. (The figures are not to scale.)
Which one of the following orders is correct about the magnitudes of the geostrophic currents within the isolines?
Your answerChoose one option.
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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 165
Open questionXE-HMCQ2 marksNeeds review
The vertical (depth) profiles for three parameters P1, P2, and P3 in the northern Indian Ocean are given in the figure below. The values along the x-axis are the normalized values of the parameters and y-axis is the depth (m).
Identify the parameters P1, P2, and P3 from the options given below.
Your answerChoose one option.
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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 166
Open questionXE-HMCQ2 marksNeeds review
The zonal gradient of meridional current and the meridional gradient of zonal current is −0.3 × 10
s
and 0.3 × 10
s
, respectively, at a location P (87 °E, 15 °N). Which one of the following best explains the nature of the flow?Your answerChoose one option.
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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 167
Open questionXE-HMCQ2 marksNeeds review
The north-Atlantic deep-water is associated with ____________.
Your answerChoose one option.
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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 168
Open questionXE-HMCQ2 marksNeeds review
Which of the following is the correct form of the mass divergence form of the continuity equation for a compressible fluid?
[In the given equations,
is the density and
the three dimensional velocity vector of the fluid.]Your answerChoose one option.
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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 175
Open questionXE-HNAT2 marksNeeds review
The Sea Surface Temperature, Air Temperature and 10 m Wind Speed at the locations P and Q are given in the table below. [Assume the density of air, specific heat capacity, and sensible heat transfer constant are the same at both locations.] Location | Sea Surface temperature (°C) | Air temperature (°C) | Wind Speed at 10m (m s⁻¹) P | 28 | 35 | 4 Q | 30 | 32 | 7 The sensible heat (SH) flux at the locations P and Q are SHₚ and SHq, respectively. The value of (SHₚ / SHq) is ______________ . (in integer)
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