feb 4, 2023
general Knowledge
By Akanksha Choudhary
The term "laser" was first used by physicist Gordon Gould in a paper about the technology in 1959.
The US Navy SEALs are a selective special ops unit known for discretion and crucial missions.
Radar technology was created to allow militaries to detect objects such as ships and aircraft from far away using radio waves.
The term "scuba" was first used by American scientist Christian Lambertsen in 1952, who was the designer of an underwater breathing technology.
Nerf guns are toy weapons that shoot foam darts or other soft projectiles. They are designed for recreational use, typically for children
A sim card is a small, removable smart card used in cellular phones and other mobile devices to store data