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प्रश्न
What are ‘Eastings’ and ‘Northings’?
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उत्तर
The position of a certain feature on the sheets is indicated eastward and southward. The eastward lines of the grid are known as Northings. The northward lines of the grid are known as Eastings. These have been named Eastings and Northings because they indicate distances eastward and northward respectively from the point of origin.
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संबंधित प्रश्न
What does the blue coloured circle in the grid square 0619 represent?
Give four grid reference of each of the following:
1) Open scrub
2) Bantawada
What is the compass direction of Antroli (9576) and Chelkha (9281) from Sangla?
What is a Fire line?
What is a “Topographical Map”?
Convert the following scales into R.F.
What is a Nodal centre?
The distance is measured on the topographic map. There are two methods of measuring distance on the toposheets,
(i) Direct-method,
(ii) Indirect method.
Measuring straight distance is a direct method and measuring through a winding course is an indirect method. Explain both the methods.
Give the meanings of the important terms used in toposheets.
Study the extract of the Survey of India Map sheet No. 45D/10 and answer the following questions:
(a) Give the six figure grid reference of:
(i) the brick kiln
(ii) the temple near Asav.
(b) What is the difference in the pattern of drainage in grid square 0916 and in 0712?
(c) Give the four figure grid reference of each of the following:
(i) Stony waste
(ii) Open scrub.
(d) Calculate the distance in kilometres along the metalled road between the causeways in grid square 0512 and 0808.
(e) (i) What do the tiny curved black lines in grid square 0315 indicate?
(ii) What is the main cause for this feature?
(f) (i) What is the geographical name that you would give to the general pattern of settlements in the region shown on the map?
(ii) Give a reason for your answer.
(g) What is the general direction of flow of the Sipu Nadi, given in the map extract? Give a reason to support your answer.
(h) Name two probable occupations of the people in the settlement of Revdar in grid square 0313 and 0413.
(i) What kind of roads connect (i) Marol with Mitan and (ii) Revdar with Karaunti respectively?
(j) Give two reasons to show that the area depicted in the map experiences seasonal rainfall.
