Education- Interesting facts 31 December 2021

submarine operates using the Archimedes principle

🤔 How it works ……..

The submarine operates using the Archimedes’ principle by manipulating the buoyancy. The buoyancy is controlled by the ballast tank system.

A submarine resting on the surface has positive buoyancy, which means it is less dense than the water around it and will float.

😳Why❓❓❓

Why New Year is Celebrated:

In the Gregorian calendar, New Year’s Eve (also known as Old Year’s Day or Saint Sylvester’s Day in many countries), the last day of the year, is on 31 December.

New Year’s celebration stems from the ancient, two-faced, Roman god Janus – for whom the month of January is also named. One face of Janus looked back into the past, and the other peered forward to the future

💁🏻‍♂️ GK TODAY

1 common year = 365 days = (365 days) × (24 hours/day)
= 8760 hours

One calendar leap year has 366 days – occures every 4 years, when February has 29 days:

1 leap year = 366 days = (366 days) / (24 hours/day)
= 8784 hours

One mean calendar year has 8765.82 hours:

1 mean year = (365+1/4-1/100+1/400) days = (365.2425 days) × (24 hours/day)

= 8765.82 hours

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BORN TODAY 🐣💐

Prabhu Ganesan (born 31 December 1956) or known professionally by just his first name Prabhu is an Indian film actor, businessman and film producer who has predominantly appeared in Tamil language films.

He is the son of veteran actor Sivaji Ganesan. He has worked in more than 200 films as lead roles, supporting roles in Tamil, Telugu, Malayalam and Kannada languages.

IDIOMS & PHRASES:
Add insult to injury : To make a bad situation worse

*ANTONYM*
Knowledge- Ignorance

*SYNONYMS*
Significant – Meaningful

🧬 HEALTH CARE: HOME REMEDIES🩺

KARELA JUICE provides ample amounts of vitamin C, an antioxidant that plays a role in promoting immunity, brain health, and tissue healing.

It’s also a great source of provitamin A. This is a substance that your body converts into vitamin A, which helps with eyesight and skin health.

Click here to join:

https://t.me/joinchat/llGA9DGZF9xmMDc1

Ch Narmada Naveen Kumar 1 Ch Narmada Naveen Kumar
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