In this task, you are given a question and a context passage. You have to answer the question based on the given passage.

Where does the name originate?, Context: The first mention of the name "Rajasthan" appears in James Tod's 1829 publication Annals and Antiquities of Rajast'han or the Central and Western Rajpoot States of India, while the earliest known record of "Rajputana" as a name for the region is in George Thomas's 1800 memoir Military Memories. John Keay, in his book India: A History, stated that "Rajputana" was coined by the British in 1829, John Briggs, translating Ferishta's history of early Islamic India, used the phrase "Rajpoot (Rajput) princes" rather than "Indian princes".
in James Tod's 1829 publication Annals and Antiquities

What is sometimes combined with an RPG tube to keep from harming the user?, Context: Rocket-propelled grenades can beand often areused against hovering helicopters (e.g., by Somali militiamen during the Battle of Mogadishu (1993)). Firing an RPG at steep angles poses a danger to the user, because the backblast from firing reflects off the ground. In Somalia, militia members sometimes welded a steel plate in the exhaust end of an RPG's tube to deflect pressure away from the shooter when shooting up at US helicopters. RPGs are used in this role only when more effective weapons are not available.
a steel plate in the exhaust end

citation is said to be?, Context: In function and effectiveness, the UN has been compared to the pre-Constitutional United States Federal government by some[citation needed], giving a comparison between modern treaty law and the historical Articles of Confederation.
needed