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“It is characterized by a significant reduction in strength of Earth’s magnetic field compared with areas at similar geographical latitudes. A splitting dent in Earth’s magnetic field has been reported (from certain areas from where it has got its name) and causing an unusual weak spot in Earth’s magnetic field. It can cause communication disruption for satellites.” The above paragraph could be best referred to as:
- a)Magnetic Declination
- b)Magnetic hole
- c)Halloween storms
- d)South Atlantic Anomaly
Correct answer is option 'D'. Can you explain this answer?
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Most Upvoted Answer
“It is characterized by a significant reduction in strength of Earth’...
Option d is correct.
Option d is correct. National Aeronautics and Space Administration (NASA) has observed a splitting dent in Earth’s magnetic field over the southern Atlantic Ocean which can cause communication problem for satellites. This weak spot in Earth’s magnetic is called the South Atlantic Anomaly (SAA). So far, the degradation of SAA has not caused any visible impacts on the Earth’s surface.
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“It is characterized by a significant reduction in strength of Earth’...
The correct answer is option 'D' - South Atlantic Anomaly
The South Atlantic Anomaly is a region in the Earth's magnetic field where the strength of the magnetic field is significantly reduced compared to areas at similar geographical latitudes. This anomaly has been named after the South Atlantic Ocean as it is primarily observed in that region. Here is a detailed explanation of why this paragraph is best referred to as the South Atlantic Anomaly:
1. Introduction to the South Atlantic Anomaly:
- The South Atlantic Anomaly refers to a region in the Earth's magnetic field where the strength of the magnetic field is lower than usual.
- It is located in the South Atlantic Ocean, near the coast of Brazil and extending towards the western coast of Africa.
- The anomaly is characterized by a significant reduction in the strength of Earth's magnetic field compared to areas at similar geographical latitudes.
2. Splitting dent and weak spot:
- The paragraph mentions a "splitting dent" in Earth's magnetic field, which is likely referring to a localized area of reduced magnetic field strength within the South Atlantic Anomaly.
- This splitting dent causes an unusual weak spot in Earth's magnetic field, where the magnetic field strength is significantly lower than expected.
- The exact cause of this splitting dent and weak spot is still not fully understood and is an ongoing area of research.
3. Communication disruption for satellites:
- The South Atlantic Anomaly can cause communication disruption for satellites.
- Satellites passing through this anomaly may experience disruptions in their communication systems due to the weakened magnetic field.
- The reduced magnetic field strength can lead to increased radiation exposure for satellites, which can interfere with their electronics and communication systems.
Conclusion:
- In conclusion, the paragraph describes a region in the Earth's magnetic field where there is a significant reduction in strength compared to areas at similar latitudes.
- This region, known as the South Atlantic Anomaly, is characterized by a splitting dent and a weak spot in Earth's magnetic field.
- The anomaly can cause communication disruption for satellites passing through this region.
- Therefore, the paragraph best refers to the South Atlantic Anomaly.
The South Atlantic Anomaly is a region in the Earth's magnetic field where the strength of the magnetic field is significantly reduced compared to areas at similar geographical latitudes. This anomaly has been named after the South Atlantic Ocean as it is primarily observed in that region. Here is a detailed explanation of why this paragraph is best referred to as the South Atlantic Anomaly:
1. Introduction to the South Atlantic Anomaly:
- The South Atlantic Anomaly refers to a region in the Earth's magnetic field where the strength of the magnetic field is lower than usual.
- It is located in the South Atlantic Ocean, near the coast of Brazil and extending towards the western coast of Africa.
- The anomaly is characterized by a significant reduction in the strength of Earth's magnetic field compared to areas at similar geographical latitudes.
2. Splitting dent and weak spot:
- The paragraph mentions a "splitting dent" in Earth's magnetic field, which is likely referring to a localized area of reduced magnetic field strength within the South Atlantic Anomaly.
- This splitting dent causes an unusual weak spot in Earth's magnetic field, where the magnetic field strength is significantly lower than expected.
- The exact cause of this splitting dent and weak spot is still not fully understood and is an ongoing area of research.
3. Communication disruption for satellites:
- The South Atlantic Anomaly can cause communication disruption for satellites.
- Satellites passing through this anomaly may experience disruptions in their communication systems due to the weakened magnetic field.
- The reduced magnetic field strength can lead to increased radiation exposure for satellites, which can interfere with their electronics and communication systems.
Conclusion:
- In conclusion, the paragraph describes a region in the Earth's magnetic field where there is a significant reduction in strength compared to areas at similar latitudes.
- This region, known as the South Atlantic Anomaly, is characterized by a splitting dent and a weak spot in Earth's magnetic field.
- The anomaly can cause communication disruption for satellites passing through this region.
- Therefore, the paragraph best refers to the South Atlantic Anomaly.
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“It is characterized by a significant reduction in strength of Earth’s magnetic field compared with areas at similar geographical latitudes. A splitting dent in Earth’s magnetic field has been reported (from certain areas from where it has got its name) and causing an unusual weak spot in Earth’s magnetic field. It can cause communication disruption for satellites.” The above paragraph could be best referred to as:a)Magnetic Declinationb)Magnetic holec)Halloween stormsd)South Atlantic AnomalyCorrect answer is option 'D'. Can you explain this answer?
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“It is characterized by a significant reduction in strength of Earth’s magnetic field compared with areas at similar geographical latitudes. A splitting dent in Earth’s magnetic field has been reported (from certain areas from where it has got its name) and causing an unusual weak spot in Earth’s magnetic field. It can cause communication disruption for satellites.” The above paragraph could be best referred to as:a)Magnetic Declinationb)Magnetic holec)Halloween stormsd)South Atlantic AnomalyCorrect answer is option 'D'. Can you explain this answer? for UPSC 2024 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about “It is characterized by a significant reduction in strength of Earth’s magnetic field compared with areas at similar geographical latitudes. A splitting dent in Earth’s magnetic field has been reported (from certain areas from where it has got its name) and causing an unusual weak spot in Earth’s magnetic field. It can cause communication disruption for satellites.” The above paragraph could be best referred to as:a)Magnetic Declinationb)Magnetic holec)Halloween stormsd)South Atlantic AnomalyCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for UPSC 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for “It is characterized by a significant reduction in strength of Earth’s magnetic field compared with areas at similar geographical latitudes. A splitting dent in Earth’s magnetic field has been reported (from certain areas from where it has got its name) and causing an unusual weak spot in Earth’s magnetic field. It can cause communication disruption for satellites.” The above paragraph could be best referred to as:a)Magnetic Declinationb)Magnetic holec)Halloween stormsd)South Atlantic AnomalyCorrect answer is option 'D'. Can you explain this answer?.
“It is characterized by a significant reduction in strength of Earth’s magnetic field compared with areas at similar geographical latitudes. A splitting dent in Earth’s magnetic field has been reported (from certain areas from where it has got its name) and causing an unusual weak spot in Earth’s magnetic field. It can cause communication disruption for satellites.” The above paragraph could be best referred to as:a)Magnetic Declinationb)Magnetic holec)Halloween stormsd)South Atlantic AnomalyCorrect answer is option 'D'. Can you explain this answer? for UPSC 2024 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about “It is characterized by a significant reduction in strength of Earth’s magnetic field compared with areas at similar geographical latitudes. A splitting dent in Earth’s magnetic field has been reported (from certain areas from where it has got its name) and causing an unusual weak spot in Earth’s magnetic field. It can cause communication disruption for satellites.” The above paragraph could be best referred to as:a)Magnetic Declinationb)Magnetic holec)Halloween stormsd)South Atlantic AnomalyCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for UPSC 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for “It is characterized by a significant reduction in strength of Earth’s magnetic field compared with areas at similar geographical latitudes. A splitting dent in Earth’s magnetic field has been reported (from certain areas from where it has got its name) and causing an unusual weak spot in Earth’s magnetic field. It can cause communication disruption for satellites.” The above paragraph could be best referred to as:a)Magnetic Declinationb)Magnetic holec)Halloween stormsd)South Atlantic AnomalyCorrect answer is option 'D'. Can you explain this answer?.
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