What are the disadvantages of using a pinhole camera? The image formed does not give any details. Usually, it is faint. Image is obtained on the screen and no permanent record of the image can be obtained. Pinhole camera cannot be used for studying moving objects. What are the major differences between a pinhole camera […]
What is period of the wave?
Which correlation is the weakest?
Which correlation is the weakest? Strength – The weakest linear relationship is indicated by a correlation coefficient equal to 0 (actually this represents no correlation!). The strongest linear correlation is indicated by a correlation of -1 or 1. What is considered a low correlation? Moderate degree: If the value lies between ± 0.30 and ± […]
How do you get hide in Family Island?
How do you represent elevation?
How do you represent elevation? Elevation is distance above sea level. Elevations are usually measured in meters or feet. They can be shown on maps by contour lines, which connect points with the same elevation; by bands of color; or by numbers giving the exact elevations of particular points on the Earths surface. How do […]
What is the 5 era?
What is the 5 era? The book divides the timeline of the universe into five eras: the primordial Era, the Stelliferous Era, the Degenerate Era, the Black Hole Era and the Dark Era. In addition to explaining current cosmological theory, the authors speculate on what kinds of life might exist in future eras of the […]
What is one action a person can take to help ensure ability to participate in physical activity throughout life Apply sunscreen at steadily exercise regularly use tobacco?
What is one action a person can take to help ensure ability to participate in physical activity throughout life Apply sunscreen at steadily exercise regularly use tobacco? In this context, one action that helps ensure you can participate in physical activity throughout life is exercise regularly because in this way you can develop basic abilities […]
What materials are transparent to radio waves?
What materials are transparent to radio waves? RF transparent materials are materials where RF fields can penetrate with no heating happen. So far, I know some like Teflon, PPL, PVC, and ABS. They are made of plastics and have almost 0 dielectric loss factor. Is Fiberglass transparent to radio waves? An excellent insulator, fiberglass has […]
Where should the receiver be placed to maximize reception?
Where should the receiver be placed to maximize reception? The receiver of the satellite dish is placed at the focus of the parabola, to maximize signal reception. How many inches should the receiver be located from the vertex for optimal reception? 10.126 inches How do you measure the depth of a parabolic dish? Step 1: […]
What is a trefoil symbol?
What is a trefoil symbol? A trefoil (from the Latin trifolium, “three-leaved plant”) is a graphic form composed of the outline of three overlapping rings, used in architecture and Christian symbolism, among other areas. The term is also applied to other symbols with a threefold shape. A similar shape with four rings is called a […]