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Early TV broadcast antennas used "cigar shaped" elements, shown in image of 1939 RCA Empire State Building antenna above. A common shape today is the batwing or superturnstile antenna, used for television broadcasting in the VHF or UHF bands [8] The batwing shape of each element produces an antenna with wide impedance bandwidth. [1]
The Cigar Box Method is a toolkit which consists of a series of spreadsheets to help entrepreneurs, notably those in agribusiness in emerging markets, to calculate the costs of goods, margins, contribution, break-even quantity and profitability. It can be used for a single product or a complete portfolio of products.
Values for the flexural strength measured with four-point bending will be significantly lower than with three-point bending., [7] Compared with three-point bending test, this method is more suitable for strength evaluation of butt joint specimens. The advantage of four-point bending test is that a larger portion of the specimen between two ...
Cigar Aficionado, launched in 1992, presents cigars as symbols of a successful lifestyle, and is a major conduit of advertisements that do not conform to the tobacco industry's voluntary advertisement restrictions since 1965, such as a restriction not to associate smoking with glamour. The magazine also presents pro-smoking arguments at length ...
EN8 bright has a tensile strength of 800 MPa and mild steel, for comparison, has a tensile strength of 400 MPa. To calculate the force to shear a 25 mm diameter bar of EN8 bright steel; area of the bar in mm 2 = (12.5 2)(π) ≈ 490.8 mm 2 0.8 kN/mm 2 × 490.8 mm 2 = 392.64 kN ≈ 40 tonne-force
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While the variety of tobacco, climate, and soil type affect the strength and flavor of tobacco smoke, another key variable is the part of the plant from which the leaves are harvested. [1] The leaves of a tobacco plant ripen from the bottom to the top and are harvested in a series of "primings" as they become ready. [ 2 ]