This can be shown as 1:50, 000 or 1/50, 000. Line Scale (Linear Scale) https://www.zigya.com/share/R0VFTjExMDA0MTU5. 4. And for a small-scale map with an RF of 1:225,000 (1 inch to x miles) 2. As with representative fractions, verbal scales are often used on large-scale maps and planning documents, most frequently used by civil engineers. Ltd. Download books and chapters from book store. Delhi - 110058. (ii) It requires little time to express this scale. 1:50000 can be shown as 1/50000 as well. A ratio or representative fraction using ratios to measure and calculate distances 2. Convert the given Representative Fraction (R.F.) : Give one example each of statement of scale in Metric and English system. 1" represents 2 miles.4. - eanswers-in.com carries no units (inches, centimeters, etc. Convert the given Statement of Scale into Representative Fraction (R.F.) Converting Between Scale Types of Historic and Modern Maps, page 3 Converting Representative Fraction (RF)/Ratio Scale to Lexical Scale English and Metric Measures of Length to use:. (no drawing work only, explaining their meanings.) Give its advantages and disadvantages ? Convert the given Statement of Scale into Representative Fraction (R.F.) 1 cm represents = 1000000 ÷ 5 =200000. scales can be compared between different maps. Here are several examples: Scale Finder (Nigel James, Bodleian Library, Map Room). R. F. : 1 : 200000 2. Correct answer to the question: Reading and using statement of scale, scale and scale shown by representative fraction method. Which one of the following methods of scale is a universal method ? 2. Why is the Representative Fraction method called a universal method ? method called a universal method because of its usefulness on global scale. 5 cm represents = 10 km or 1000000 cm. (iii) It gives correct idea about distance. The numerator signifies the length on map and the denominator signifies the length on terrain. Representative Fraction: A method of scale of a map or plan expressed as a fraction showing the ratio between a unit distance on the map or plan, and the distance measured in the same units on the ground. Representative Fraction (R.F.) 232, Block C-3, Janakpuri, New Delhi, © Delhi - 110058. 5 cm represent 10 km. Convert linear scales to representative fractions and vice-versa. 2020 Zigya Technology Labs Pvt. SCALE CAN BE SHOWN ON A MAP IN THREE WAYS To convert an R.F. At a map scale of 1:100000, 1 kilometer on the ground is equivalent to 1 millimeter on the map. Scale, Scale Conversion. The units may be in centimeters or inches. Some standard map scales already have the verbal scales calculated and you could easily use that. into Statement of Scale in the system of measurement shown in parentheses. To effectively use maps you need to convert measurements from map units to ground units. What is statement of scale ? …to a Direct Statement Scale 1. 1 cm represents 100 metres. It can be written in three ways, the verbal scale, the graphic scale, and the representative fraction (RF) or fractional scale. Linear Scale. Construct a graphical scale when the given R.F. 2020 Zigya Technology Labs Pvt. 1 cm represents = 50000 cm or 500 metres. You will find them on some smaller scale maps but not as often as you will representative fractions. The reduction of an area is known as the scale of a map. What are the major advantages of graphical method ? According to Science Encyclopedia, a statement of scale may also use a verbal relationship rather than a numeric ratio. : 1. Maps represent areas and features, but not at their actual size. Here such a scale means that one unit of measurment on the map is equal to 50000 of the same unit on the ground. 1. The first choice on this dialog, “Absolute Scale”, is a representative fraction (figure 3). A statement of scale used as an example is 1:100,000, which means that every one unit on the map corresponds to 100,000 units on the Earth. 1 inch represents 1 yard. RF - Representative Fraction Scale of the map, A (cm) - actual distance - a number of centimetres on the ground surface, represented by 1 centimetre (1 cm) on a map, B (km) - value of one small incriment of a Bar Scale, C (cm) - length of the "B" incriment measured on a Bar Scale. 2. Convert the following representative fractions into a word statement: (3 points) Express the scale of a large-scale map with an RF of 1:15,000 (1 inch to x feet). 1cm = 100,000 cm 2. Scale Length Area Description Micro: 1 m – 1 km: 1 m 2 – 1 km 2: local Meso: 1 km - 100 km: 1 km 2 - 10,000 km 2: regional Macro: 100 km - 10,000 km: 10,000 km 2 - 100,000,000 km 2: continental Mega > 10,000 km > 100,000,000 km 2: global For instance, in physics an object or phenomenon can be called microscopic if too small to be visible. Map distance in a scale is also known as : Convert the given Representative Fraction (R.F.) Glossary not to be republished ©NCERT. Do the same for a medium-scale map with an RF of 1:75,000 (1 inch to x miles). Denominator is variable. It can be used in all countries and also termed as International Scale. Scale – this is a ratio and is shown as 1:50 000. Scale: 03. 5 cm represents = 10 km or 1000000 cm. Such maps are called large scale because the representative fraction is relatively large. The verbal scale is a simple statement of the scale such as one inch equals one mile or 1" = 1 mile Other scale types - click on each phrase to go to the detailed glossary entry. Key Terms: 01. For example, one centimeter on the map equals 100,000 centimeters, or one kilometer, on the Earth. 1. 3. Direct Statement Scale: 04. A word statement that states the conversion of base units and is also a description of a map distance 3. 1 cm represents = 50000 cm or 500 metres. 1 inch (in) = 2.54 centimeters 1 centimeter (cm) = 0.39 inch 1 foot (ft) = 12 inches = 30.5 centimeters = 0.3 meter 1 yard (yd) = 36 inches = 3 feet = 91.44 centimeters = 0.9 meter For example, to convert the R.F. 232, Block C-3, Janakpuri, New Delhi, © 3. The graphical scale stands valid even when the map is reduced or enlarged. is 1: 50000 and read the distance in km and metres. 1: 31680 (into furlongs). is 1:50 000 then 1 cm on the map represents 50 000 cm on the Earth’s surface. into Statement of Scale in the system of measurement shown in parentheses. Click on the maps below to link to the exercises. This provides the representative fraction. Representative Fraction Scale: 05. Are represented in ratio format to x miles ) = 1 km.. To effectively use maps you need to convert a representative fraction ( figure 3 ) is a ratio is. 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