Questions

In 1985 the physicist Wilhelm Rontgen discovered X-rays, the "X" signifying their unknown origin.He later found that the rays could pass through flesh and by using photographic plates could make images of bones inside the body. 

International Firefighters' Day (IFFD) is observed on May 4. It was instituted after proposal emailed out across the world on January 4, 1999 due to the deaths of five firefighters in tragic circumstances in a bushfire in Australia.

chemical energy is contained in the chemical bonds between the reactants in the chemical compounds.

This 11.2 km/s is also known as the escape velocity. It works out to roughly 25000miles per hour 

Handwritten wills are also known as Holographic wills since they are made by the persons called testators without notary or any witness.

- Network redirector/ Server

- Cache manager.

- File systems

- Network driver

- Device driver