ഇന്ത്യയിലെ തപാൽ സംവിധാനം ( Postal System in India ) : Postal Index Number (PIN) / PIN Code ഇന്ത്യയിലെ തപാൽ സംവിധാനം ( Postal System in India ) : Postal Index Number (PIN) / PIN Code


ഇന്ത്യയിലെ തപാൽ സംവിധാനം ( Postal System in India ) : Postal Index Number (PIN) / PIN Codeഇന്ത്യയിലെ തപാൽ സംവിധാനം ( Postal System in India ) : Postal Index Number (PIN) / PIN Code



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    Postal Index Number (PIN) / PIN Code is a 6 digit code of Post Office numbering used by India Post. The PIN Code system in India was introduced on 15 August 1972 by Shriram Bhikaji Velankar. The system was introduced to simplify the manual sorting and delivery of mail by eliminating confusion over incorrect addresses, similar place names and different languages.

    There are 9 PIN regions in the country. The first 8 are geographical regions and the digit 9 is reserved for the Army Postal Service. The first digit indicates one of the regions. The first 2 digits together indicate the sub region or one of the postal circles. The first 3 digits together indicate a sorting district. The last 3 digits refer to the delivery Post Office. 

PIN zones cover the Indian states and union territories:

  • 1 - Delhi, Haryana, Punjab, Himachal Pradesh, Jammu and Kashmir, Chandigarh
  • 2 - Uttar Pradesh, Uttarakhand
  • 3 - Rajasthan, Gujarat, Daman and Diu, Dadra and Nagar Haveli
  • 4 - Goa, Maharashtra, Madhya Pradesh, Chhattisgarh
  • 5 - Telangana, Andhra Pradesh, Karnataka
  • 6 - Tamil Nadu, Kerala, Puducherry, Lakshadweep
  • 7 - Odisha, West Bengal, Arunachal Pradesh, Nagaland, Manipur, Mizoram, Tripura, Meghalaya, Andaman and Nicobar Islands, Assam, Sikkim
  • 8 - Bihar, Jharkhand
  • 9 - Army Post office (APO) and Field Post office (FPO)

Reference : http://www.indiapost.gov.in/

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Elements and Aliases

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firstRectAdvt മൂലകങ്ങളും അപരനാമങ്ങളും .
അത്ഭുതലോഹം എന്നറിയപ്പെടുന്ന ലോഹം ടൈറ്റാനിയം .
ഓയിൽ ഒഫ് വിട്രിയോൾ എന്നറിയപ്പെടുന്നത് സൾഫ്യൂരിക് ആസിഡ് .
കറുത്ത സ്വർണ്ണം എന്നറിയപ്പെടുന്നത് ലെഡ് .
ഗ്രീൻ വിട്രിയോൾ എന്നറിയപ്പെടുന്നത് ഫെറസ് സൾഫേറ്റ് .
ചതുപ്പ് വാതകം എന്നറിയപ്പെടുന്നത് മീഥെയിൻ .
ചിരിപ്പിക്കുന്ന വാതകം എന്നറിയപ്പെടുന്നത് നൈട്രസ് ഓക്സൈഡ് .
തത്...

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Laureus World Sports Award Winners 2021

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The Laureus World Sports Awards is an annual award ceremony honoring individuals and teams from the world of sports along with sporting achievements throughout the year. It was established in 1999 by Laureus Sport for Good Foundation founding patrons Daimler and Richemont. The Winners of the 2021 Laureus World Sports Awards have been unveiled at a digital Awards Ceremony in Seville. .

The full list of Laureus World Sports Award Winners 2021 is:.


SI.No Laureus Award Recipient .
1 World Sportsman of the Year Rafael Nadal Country – Spain, Sports – Tennis.

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2 World Sportswoman of the Year Naomi Osaka Country – Japan, Sports – Tennis.

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3 World Team of the Year Bayern Munich German Football Club.

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4 World Breakthrough of the Year...

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Combinations and Permutations

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Permutation and combination related questions are common in PSC and Bank exams.

Before going to Combinations and Permutations, first lean about factorial. .

If \'n\' is a positive integer then, factorial of n is denoted as n! . .


5! = ( 1 x 2 x 3 x 4 x 5 ) = 120.

4! = (1 x 2 x 3 x 4 ) = 24.


Permutations are for lists of items, whose order matters and combinations are for group of items where order doesn’t matter. in other words, .

When the order of items doesn\'t matter, it is called as Combination.
When the order of items does matter it is called as Permutation.


The number of permutations of n objects taken r at a time is determined by using this formula:.

P(n,r)=n!/(n−r)! .

Permutation : Listing your 3 favourite football team in order, from list of...

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