GATE Questions

---

Protecting data by copying it from the original source to a different destination is called as Backup. When an original data is lossed, to restore the information by copying the data from the source to other destination is called as Backup or Data backup.

Bicycle is a compound machine in the above given options. A compound machine is a machine that is formed by two or more simple machines.

Shillong is the capital city of Meghalaya state in India. It is well known tourist place as a hill station in northeast India which attracts tourists all over the world.

No work done as there is no external external pressure in free expansion. 

Hence, Work done in a free expansion process is Zero.

In each row, the second figure is obtained from the first figure by adding two mutually perpendicular line segments at the centre and the third figure is obtained from the first figure by adding four circles outside the main figure.

The ability of two or more substances to combine to form other substances is called Reactivity.

Adam's Bridge is the name of the bridge between India and Sri Lanka. It is also called as Rama Setu or Rama's Bridge.