1. Tide–Rainfall Flood Quotient: A new measurement devised. Peru Current eventually joins with the South Equatorial Current and completes the circuit. UPSC often ask questions in Prelims and Mains from the topic of ocean currents. Diurnal Tides: Only one high tide and one low tide each day. Adopt the 3 Strategies for Success in the UPSC Civil Services Exam. When tidal bulges hit the mid-oceanic islands they become low. (vi) What are ocean currents? As mentioned above, the quick-way to remember ocean currents is to remember the gyres. Between these two, there is the counter equatorial current which moves from west to east. Tides are the periodic movement of waves in the sea. A part of this current moving in between the African mainland and the Mozambique is called as the warm, After the confluence of these two parts, the current is called as. Movements of ocean water are also affected by external forces like the sun, moon and the winds.The major movements of the ocean waters can be classified into three. They are - waves, tides and ocean currents. To capture sufficient power from the tidal energy potential, the height of high tide must be at least five meters (16 feet) greater than low tide. Water Currents. Also with many estuaries and the gulfs, it gives an enormous opportunity for India to develop tidal power for electricity generation. The general pattern of circulation in the southern hemisphere of the Indian Ocean is anti-clockwise as that of the other oceans. Tidal energy program executed by the Ministry of New and Renewable Energy, Govt. Let’s analyse the major ocean currents. Funnel-shaped bays greatly change tidal magnitudes. It occurs at the phases of the quarter moon. - Poonam Dalal, ClearIAS Online Student. The North Atlantic Drift bifurcates into two branches on reaching the eastern part of the ocean. ... Spring Tide | Geography UPSC IAS How Tides are Formed - Low, High, Neap, Spring Tide | Geography UPSC IAS de Amit Sengupta il y a 2 ans 3 minutes et 53 secondes 268 348 vues This video is on 'how , tides , are formed in In the Indian Ocean, the current tends to reverse hemispheres seasonally due to the impact of reversing Asian monsoons. Tidal currents, as their name suggests, are generated by tides. Tide is the vertical rise and fall of the water. Since the moon is so much closer to the earth than the sun, its pull has more influence on the tides. Names, direction, nature....and what not! When tidal bulges hit the mid-oceanic islands they become low. CO-OPS provides operationally sound … ClearIAS provides free IAS online coaching, guidance, strategies, books, online study-materials and mock tests with a vision that no candidate should be left out of UPSC exam competition due to in-accessibility of expensive IAS classroom coaching. The currents of Indian Ocean are well affected by the monsoon winds and the land areas around it. Tidal currents are a very potential source of tidal energy which is harnessed by many developed countries on a very large scale and to some extent in India as well. This is because the Indian Ocean is blocked by the continental masses in the north. 2. Tidal currents occur in conjunction with tides. Twitter. This video is highly rated by UPSC students and has been viewed 821 times. Spring Tides These are very high tides, in conditions of the full or new moon. The South Equatorial Current bifurcates into two branches near the Cape De Sao Roque in Brazil and its northern branch joins the North Equatorial Current. Waves 2. Kinetic energy can be captured from the Gulf Stream and other tidal currents … admin - 2018-09-09. Having covered the fundamentals, we shall see in this post, a super-fast way to learn the details of ocean currents. These North East Monsoon winds drive the waters of the Bay of Bengal and the Arabian Sea westward to circulate in an anti-clockwise direction. of India. As per UPSC notification:-Oceanography: Bottom topography of the Atlantic, Indian and Pacific Oceans; Temperature and salinity of the oceans; Heat and salt budgets, Ocean deposits; Waves, currents and tides; Marine resources: biotic, mineral and energy resources; Coral reefs, coral bleaching; sea-level changes; law of the sea and marine pollution. Your email address will not be published. Ocean Currents Waves and the ocean currents are horizontal movements of ocean waters while the tide is a kind of vertical movement of the ocean water. It can be seen as a long-term energy resource which does no harm to human beings in the form of any pollution and also is available in abundance. So, what is the short-cut approach to learn fast? Yes, I want ClearIAS to help me score high! The Gulf Stream then deflected eastward under the combined influence of the westerlies and the rotation of the earth. Well, you might have heard so many names like Kuroshio current, Oyashio current, Peru current etc. 1. Every year Lakhs of students appear for Prelims IAS exam. In the southern part, the South Equatorial Current which flows from east to west is strengthened by its corresponding current of the Pacific Ocean. Examples could be The Gulf of Cambay and the Gulf of Kutch in Gujarat The tidal power generation work is going on at Durgaduani Creek in Sunderbans. Tidal and wave energy resources UPSC | Resources | Geography of India Only Ias Exam 10:40. It is the period between high tide and low tide during which water flows away from the shore. Henceforth this current is known as Agulhas current. Tidal energy program executed by the Ministry of New and Renewable Energy, Govt. Tides & Currents Home Page. thank u so much for very good explanation, Your email address will not be published. In summer, the northern part comes under the influence of the South West Monsoon. Required fields are marked *. There is a counter-equatorial current, which moves from west to east (warm). We write simple, easy to understand articles, but always ensure high standards of quality. They occur twice in a month-one on the full moon (Poornima) and the other on the new moon (Amavasya). ... UPSC IAS Study Material for … Ebb Tide is the receding or outgoing tide. Only Ias Exam. Benguela Current finally joins with the South Equatorial Current and completes the circuit. Keep posting sir, it is very useful for us to prepare without any coaching. Tidal currents occur in conjunction with the rise and fall of the tide. The tide is caused by the gravitational force exerted by the sun and the moon on the earth. 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