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UPSC Geography 15- Weather

This Post and the attached video will explain the following points of Micro-Notes on UPSC Geography 15- Weather. Copy & Note it down carefully, as it will be very useful in Fast Revision of the entire topic of "UPSC Geography 15- Weather".

UPSC Geography 15- Weather
Instruments

  • Used by Meteorological Departments
  • Campbell stroke sunshine meter
  • Opisometer - measure distance on the map
  • Theodolite -measuring angles in the horizontal and vertical planes
  • InClinometer - different andles of slope
  • Heterograph -rain guage
  • Gunn Bellani radiometer-radiation


Charts
  • Isobar
  • Synoptic Chart
  • Isobasic - elevation
  • Isochrone -time
  • Isogon - magnetic
  • Isohytes - rainfall
  • Isoneph - cloud
  • Isophene -flowering
  • Isorhyme - frost
  • Isotach -wind

Terms
  • Relative humidity - Percentage
  • Specific humidity -  wt of WV / (wt of Air + WV)
  • Absolute Humidity (WV / Volume)
  • Vapour Pressure
  • Air Containing WV is lighter
  • Hygroscopic Nuclie causes Rainfall
  • Silver Iodide- Artificial Rain
  • Sleet - raindrop in ice form
  • Hail
  • Dew - below dew point
  • Fog - cloud near land, Advection Fog (landmass), Frontal Fog (carried by some other place
  • Mist - droplets near land
  • Frost
  • 0 deg C- 45 deg Latitude - 1049 Millibar - 3 inch of mercury

Clouds
  • Cirrus - Feathery
  • Cumulus
  • Stratus
  • Nimbus

Cyclones
  • Low pressure Center - Eye
  • Anticlockwise in Northern Hemisphere
  • Stadium Effect- Outward curving
  • Heat of condensation
  • Fastest wind -  Northward moving (RH), Westward Moving (LH)
  • Fujiwhara Effect - Two cyclone revolve around each other & ultimately collapses among themselves
  • Project Storm Fury - Hurricane Debbie 1965
  • Fujita scale - F1 - F5
  • Torro Scale (T11)
  • Infrasonic Waves
  • Electromagnetic Spectrum
  • Beaufort Scale - Air (upto 5 km/hr), Breeze (50), Gale (90), Storm (120), Hurricane ( Above)
  • Depression is temperate Cyclone





** Above Video is created by KapsOne Studies and Placement Center, Nagpur for Guidance of UPSC Civil Service (IAS /IPS / IFS / IRS / SSC / Railways / NDA), MPSC Rajyaseva, UPPSC, MPPSC, BPSC, RPSC, NCERT Aspirants on UPSC Geography 15- Weather.
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