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UPSC 2015: Tides occur in the oceans and seas due to which among the following? 1. Gravitational force of the Sun 2. Gravitational force of the Moon 3. Centrifugal force of the Earth
(a)1 only
(b)2 and 3 only
(c)1 and 3 only
(d)1, 2 and 3
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Not attemptedCorrect Answer: (d) 1, 2 and 3
Ocean tides are produced mainly by the gravitational attraction of the Moon and, to a lesser extent, the Sun, together with the centrifugal (inertial) force of the Earth-Moon system; all three forces therefore operate simultaneously. ([britannica.com](https://www.britannica.com/science/tide?utm_source=openai))
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Frequently Asked Questions
What is the correct answer to this UPSC 2015 Geography question?▼
The correct answer is option (d): 1, 2 and 3. Watch the detailed video explanation in our Sherlocking Prelims course on UnlockIAS.
Which year was this Oceanography question asked in UPSC Prelims?▼
This question was asked in UPSC CSE Prelims 2015, GS Paper 1, as Question 70. It falls under Geography > Oceanography.
What is the difficulty level of this UPSC question?▼
This question is rated "easy". It tests basic recall and most well-prepared aspirants should answer it correctly.
How many UPSC Prelims questions have been asked from Oceanography?▼
UPSC has asked 21 questions from Oceanography (under Geography) across multiple years. Visit the topic page to see the full list and year-wise trends.