ABOUT BANK EXAMS

DONT TOUCH PEN, ONLY MIND CALCULTIONS WITHIN 40 SECS.

SHANMUGAM IAS ACADEMY

SHANMUGAM IAS ACADEMY
REGULAR TEST GOOD RESULT

Tuesday, March 26, 2013

Various Measuring Instruments


1. Lysimeter -Evapo-Transpiration

2. Anemometer- Wind

3. Psychrometer- Humidity

4. Planimeter -Area on Maps

5. Pantograph -Enlargement & Reduction of Maps

6. Parallax Bar- Measuring elevations from topographical maps.

7. Abney level- Measuring angles in a vertical plane

8. Clinometer -Angles in vertical plane

9. Dumpy level -Measure angles both in horizontal & vertical plane

10. Theodolite -Measure angles both in horizontal & vertical plane

11. Spectroradiometer- Measures spectral reflectance at different wavelengths.

12. Stereoscope -View photos in 3D view. Channelises one image to one eye.

13. Opisometer/ Meilograph -Measuring length of curved lines on a map.

14. Eidograph- Enlargement & Reduction of maps

15. Alidade -A sighting device or pointer for angular measurement used in plane table survey.

16. Aneroid Barometer -Used for measuring altitude as pressure decreases with height

17. Sextant -Used to measure angle of objects located on the field

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