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Sails made with synthetic fibers. Sailcloth is cloth used to make sails. It can be made of a variety of materials, including natural fibers such as flax, hemp, or cotton in various forms of sail canvas, and synthetic fibers such as nylon, polyester, aramids, and carbon fibers in various woven, spun, and molded textiles.
Solar potential of Nepal. Nepal gets most of its electricity from hydropower sources, but it is looking to expand the role of solar power in its energy mix. [10] The average global solar radiation in Nepal varies from 3.6 to 6.2 kWh/m 2 /day, sun shines for about 300 days a year, the number of sunshine hours amounts almost 2100 hours per year with an average of 6.8 hours of sunshine each day ...
Biomass is by far the most important primary energy source in Nepal. Biomass comprises wood, agricultural residues and dung. One major problem with this is that burning these biomass substances for cooking is a common practice (87.3%) and thus exposes those living in the house to harmful air pollutants. [7]
A sail is a tensile structure, which is made from fabric or other membrane materials, that uses wind power to propel sailing craft, including sailing ships, sailboats, windsurfers, ice boats, and even sail-powered land vehicles. Sails may be made from a combination of woven materials—including canvas or polyester cloth, laminated membranes or ...
Fore-and-aft sails with booms, gaffs or sprits are unstable when the free end points into the eye of the wind and must be controlled to avoid a violent change to the other side; square rigs as they present the full area of the sail to the wind from the rear experience little change of operation from one tack to the other; and windsurfers again ...
The Energy Department has tallied nearly $6 billion of investments to develop offshore wind over the last few years, including in 17 manufacturing sites and at 15 ports.
Energy portal; Nepal portal; Articles related to the production, use and conservation of energy in Nepal. Subcategories. This category has the following 5 ...
Nepal was a late entrant into the modern world of science and technology. Nepal’s first institution of higher education, Tri-Chandra College, was established by Chandra Shumsher in 1918. The college introduced science at the intermediate level a year later, marking the genesis of formal science education in the country. [4]