PARAS-2 Spectrograph and Sub-Saturn Exoplanet
Scientists at the Physical Research Laboratory (PRL) have discovered a new dense exoplanet using the PARAS-2 Spectrograph at the Mt Abu Telescope. This exoplanet falls into the Sub-Saturn category, a size classification that lies in the transitional region between Neptune-like and gas giant exoplanets.
About PARAS-2 (PRL Advanced Radial Velocity Abu Sky Search) Spectrograph
The PARAS-2 is an advanced high-resolution, fiber-fed spectrograph designed to explore super-Earth-like worlds.
A spectrograph is an instrument that separates light into its spectrum for the analysis of its composition and properties.
It is the highest-resolution spectrograph in Asia, known for its exceptional precision and sensitivity.
Public Accounts Committee (PAC)
Recently, the PAC has called on the government to review the toll tax rules for National Highways.
About PAC
Origins: The PAC was established in 1921 following the Montague-Chelmsford Reforms.
Committee Constitution: The committee is reconstituted annually under Rule 308 of the Rules of Procedure and Conduct of Business in the Lok Sabha.
Members: The PAC consists of 22 members—15 from the Lok Sabha and 7 from the Rajya Sabha—serving a one-year term. The Minister is not eligible to be a member.
Chairman: The Chairman is appointed by the Speaker from among the members of the Lok Sabha.
Functions: The PAC reviews government expenditure, finance accounts, and appropriations that have been approved by Parliament.
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