Sign In
Learn bits
Science & Tech.
Mahesh

24/11/22 13:43 PM IST

Scientists decide on new metric prefixes

In News 
  • International scientists gathered in France voted recently for new metric prefixes to express the world’s largest and smallest measurements, prompted by an ever-growing amount of data.
New metric prefixes 
  • Prefixes for Largest numbers: Ronna (10 to the power 27 zeros) and Quetta (10 to the power 30 zeros)
  • Prefixes for smallest numbers: Ronto (10 to the negative 27th power) and Quecto (10 to the negative 30th power)
  • The International System of Units (SI) is the agreed global standard for the metric system.
SI Unit System 
  • SI Unit is a global measuring system that is widely used in technical and scientific research in order to prevent confusion with units.
  • Having a universal system of units is necessary because it standardizes the units of measurement and it becomes easier to comprehend quantities.
  • Meter is the SI unit of length and is defined by taking the fixed value of the speed of light in vacuum. It is expressed as m.s-1. 
  • A kilogram is the SI unit of mass and is defined by taking the fixed value of the Planck constant. It is expressed as kg.m2.s-1.
  • Mole is the SI unit of amount of substance and is defined by the fixed value of Avogadro constant NA. One mole contains 6.02214076×1023 elementary entities and is expressed as mol-1.
Source- TOI 

More Related Current Affairs View All

15 Jan

Meta shutting down fact-checkers

'Meta CEO Mark Zuckerberg said the company will get rid of fact-checkers and simplify content policies by removing restrictions on topics as it is “out of touch with mainstre

Read More

15 Jan

Mission Mausam

'Prime Minister Narendra Modi launched  ‘Mission Mausam’, a groundbreaking initiative aimed at making India a weather-ready and climate-smart nation, as part of th

Read More

15 Jan

Mahakumbh First Amrit Snan

'January 14 was the first amrit snan or shahi snan at the Mahakumbh underway in Prayagraj.' Shri Panchayati Akhara Mahanirvani and Shri Shambhu Panchayati Atal Akhara were the f

Read More

India’s First Ai-Driven Magazine Generator

Generate Your Custom Current Affairs Magazine using our AI in just 3 steps