Engineering Sciences
GATE XE concept:coriolis-forces PYQs
Build your understanding with focused practice from past exam papers.
How to practice concept:coriolis-forces
Attempt a question, record the concept and assumptions, then check the available answer. Rework mistakes after revising the relevant concepts. Topic tags can overlap; review the question context.
Questions 1–7 of 7. Imported answers require independent review unless marked reviewed.
Question 162
Open questionXE-HNAT1 markNeeds review
Acceleration due to Coriolis force of a water parcel at a location P (67 °E, 20 °N) moving with a speed of 0.35 m s
is ________ × 10
m s
. (Round off to two decimal places)[Assume the angular velocity of the Earth is 7.3 × 10
s
.]Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 169
Open questionXE-HMSQ2 marksNeeds review
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.]
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?
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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 156
Open questionXE-HMCQ1 markNeeds review
The work done by Coriolis force is
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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-HMSQ2 marksNeeds review
Consider an atmospheric flow at 45 °N, which is parallel to latitude and isobars. Which of the following is/are true when there is no friction?
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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 169
Open questionXE-HMSQ2 marksNeeds review
Balance of forces and different types of flows/weather phenomena in the northern hemisphere are given. Match the following:
Balance of forces | Flow type/weather phenomena |
|---|---|
P: Balance between pressure gradient force, centrifugal force and Coriolis force in anticlockwise rotation | X: Geostrophic flow |
Q: Balance between pressure gradient force and centrifugal force in clockwise/anticlockwise rotation | Y: Cyclones |
R: Balance between pressure gradient force and Coriolis force in a uniform flow | Z: Tornado |
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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 156
Open questionXE-HMCQ1 markNeeds review
Tropical cyclones usually do not form close to the Equator primarily because
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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 144
Open questionXE-HMCQ1 markNeeds review
Rossby Number is the ratio of
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