Right to Privacy is an integral part of Right to Life and Personal Liberty guaranteed in Article 21 of the Constitution. The right to privacy is an element of various legal traditions to restrain governmental and private actions that threaten the privacy of individuals.

Niccolao Manucci was an Italian writer and traveller. He wrote a memoir about the Indian subcontinent during the Mughal era. He records have been a source of history about Shah Jahan, Aurangzeb, Dara Shikoh, Shah Alam, Raja Jai Singh and Kirat Singh.

Goods and Services Tax is an indirect tax imposed in India on the supply of goods and services. The tax came into effect from July 1, 2017 through the implementation of One Hundred and First Amendment of the Constitution of India by the Indian government.

The human brain is the command centre for the human nervous system. It receives signals from the body's sensory organs and outputs information to the muscles. The brain makes up about 2 percent of a human's body weight.

The 1986 Chernobyl disaster triggered the release of substantial amounts of radioactivity into the atmosphere in the form of both particulate and gaseous radioisotopes. It is one of the most significant unintentional releases of radioactivity into the environment to present day.

The Non-Cooperation Movement was a significant but short phase of the Indian independence movement from British rule. It was led by Mahatma Gandhi after the Jallianwala Bagh Massacre and lasted from 1920 to February 1922.This movement involved the boycott of British courts, offices and all kinds of government-run educational institutions.

Ryotwari and Mahalawari was a land revenue system introduced by the British in India. It was introduced in 1820 when Lord Hastings was the Governor General of Bengal on the advice of the British officers Thomas Munro and Alexander Reed.

The transformer transforms voltage and current, but not the frequency and the power as the frequency and power remains constant in the process of transformation but power deteriorate due to losses in the transformation process.

The Union Public Service Commission consists of a chairman and other members who are appointed by the President of India as per Article 316 of the Indian Constitution.

Vulcanization is a chemical process by which the physical properties of natural or synthetic rubber are improved. Finished rubber has higher tensile strength and resistance to swelling and abrasion and is elastic over a greater range of temperatures. Vulcanization is brought about by heating rubber with sulphur.