যান্ত্রিক আবহবিকার কি?? যান্ত্রিক অবহবিকারের পক্রিয়া গুলি আলোচনা কর :What is mechanical conductivity ?? Discuss mechanical negligence proceedings: - মাধ্যমিক ভূগোল( For Madhymick students)
Scale B.A B.Sc Practical HS Geography practical GEOGRAPHY PRACTICAL GRADUATION :- SCALE উচ্চমাধ্যমিক ভূগোল প্র্যাক্টিক্যাল স্কেল ucchomadhymick practial Scale
SCALE Written by Firoz Mallick DEFINITION :- The scale is the measure for proportional and true representation of the reduced earth on a paper. The scale expresses the relationship between the size of object on the ground and its image on the map. In terms of measurement made on one to be related in terms of the others. The technically a map scale is the relationship between the distance measured on the map and the corresponding distance on the ground. Actually a map is a model of the real world. CLASSIFICATION OF SCALE Scale is mainly 3 types:- 1. STATEMENT SCALE. 2. GRAPHICAL SCALE. 3. NUMERIC RATIO SCALE. 2.Graphical scale is also 4 types :- (a) Vernier Scale. (b) Linear Scale. (c) Comparative Scale. (d) Diagonal Scale. (a). Vernier Scale is also 2 types :- (i) Simple Vernier Scale. (ii) Double Vernier Scale. (i). SIMPLE VERNIER SCALE :- Simple Vernier Scale is also 2 types:- 1. Direct Vernier Scale. 2. Retrograde. * DOUBLE VE
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