S&T Miscellaneous for Prelims

Bhartiya Nirdeshak Dravya Pranali (BND): These are Indian reference materials developed by CSIR-NPL. It is committed to ensure the quality of […]

The National Atomic Time Scale generates Indian Standard Time with an accuracy of 2.8 nanoseconds. The longitude of 82°30′ E has been selected as the

Recently, Large Hadron Collider beauty (LHCb) experiment at CERN which studies the difference between matter and antimatter are trying to

What is Ammonia? A tri-hydroid of nitrogen(NH3), ammonia is a building block for ammonium nitrate (NH4NO3) that is used in agriculture

Photosynthesis is the process by which green plants and certain other organisms transform light energy into chemical energy. During photosynthesis in

Vande Bharat Trains: The Vande Bharat train is an indigenously designed and manufactured semi high speed, self-propelled train that is

What are Negative Ions? An ion is an atom, or a molecule, which has gained or lost one or more

Sievert (Sv): Sievert is the unit of radiation absorption in the International System of Units (SI). The sievert takes into account

Neutrinos: Neutrinos are electrically neutral, elementary weakly interacting subatomic particles with half-integer spin. They belong to the lepton family. Neutrinos

Radar (Radio Detection and Ranging): It is a device which uses electromagnetic waves in the microwaves region to detect location (range &