Chronicle Hindi Book 2022

Current Affairs Questions

Science & Technology:

NewSpace India Limited (NSIL)

Consider the following statements:

  1. NewSpace India Limited (NSIL) has been incorporated in 2022 as a wholly-owned Government of India Company, under the administrative control of Department of Space (DOS).
  2. It is the commercial arm of ISRO.
  3. It aims to excel in providing space-related products and services emanating from Indian Space Programme to global customers and to further spur the growth of Indian Industry in undertaking technologically challenging space-related activities.

Which of the above statement(s) is/are true?


Pillars Of Creation

Consider the following statements:

  1. Recently, The National Aeronautics and Space Administration (NASA) released stunningly detailed images of the Pillars of Creation taken by the James Webb Space Telescope (JWST).
  2. The images were taken by the Near Infrared Camera (NIRCam) of the James Webb Space Telescope.
  3. These pillars are essentially very dense clouds of molecular helium gas and dust that have survived longer than their surroundings.

Which of the above statement(s) is/are true?


LVM3 M2 / OneWeb India-1 Mission

Consider the following statements:

  1. Recently, ISRO’s heaviest rocket, Launch Vehicle Mark 3 (LVM3 or GSLV Mark 3), orbited 36 broadband communication satellites, successfully completing the LVM3 M2 / OneWeb India-1 Mission.
  2. ISRO scientists have rechristened the launch vehicle LVM3 from GSLV-MK II
  3. LVM3 M2 / OneWeb India-1 is a dedicated commercial mission for a foreign customer OneWeb, through NewSpace India Limited (NSIL), a Central Public Sector Enterprise (CPSE) under the Department of Space, Government of India.

Which of the above statement(s) is/are true?


Space Situational Awareness (SSA) Observatory

In which State, India's first commercial space situational awareness (SSA) observatory to monitor space activity, is going to be setup?


Perovskites

Consider the following statements:

  1. Perovskites are leading candidates for eventually replacing silicon as the material of choice for solar panels.
  2. A perovskite is a material that has the same crystal structure as the mineral calcium titanium oxide, the first-discovered perovskite crystal.
  3. Generally, perovskite compounds have a chemical formula ABX2, where 'A' and 'B' represent cations and X is an anion that bonds to both.

Which of the above statement(s) is/are true?


Sodium-ion (Na+) Battery

Consider the following statements:

  1. A sodium-ion (Na+) battery is a kind of rechargeable battery which primarily relies on the movement of sodium ions between the positive and negative electrodes to work.
  2. Its working principle and cell construction are different from those of lithium-ion batteries.

Which of the above statement(s) is/are true?


Nanocomposites

Consider the following statements:

  1. Recently, a team of Indian scientists has developed a nanocomposite using lignin and nanoparticles of cadmium sulfide called L@CdS QDs (quantum dots).
  2. Lignin is a complex, woody biopolymer that gives mechanical support to plants and helps transport water and nutrients.
  3. Lignin is rich in carbon, polyphenols, and antioxidants, besides having antimicrobial properties.

Which of the above statement(s) is/are true?


Multispectral Maps Of Mars

Consider the following statements:

  1. Recently, National Aeronautics and Space Administration (NASA) released the first portions of the multispectral maps of the surface of Mars.
  2. The first batch of the map comprises 20000 images, with each image representing a strip of land 540 km long and 10 km wide.
  3. The multicoloured map covers 86 percent of the Martian surface. NASA will release the map in its entirety over the next six months in batches.

Which of the above statement(s) is/are true?


Geospatial Self Certification Portal

Consider the following statements:

  1. The Department of Science and Technology (DST), Government of India, had released the new Geospatial Data Guidelines in April, 2022.
  2. Recently, DST launched the Self Certification Portal for conveying adherence to provisions of the Geospatial Guidelines.
  3. The portal has been developed by the Department of Science and Technology in collaboration with National Informatics Centre (NIC).

Which of the above statement(s) is/are true?


Ultra-Thin Heteroprotein Films

Consider the following statements:

  1. Recently, Indian scientists developed ultra-thin heteroprotein films which can pave the way for expanding applications of thin films in biomedical and food packaging industries.
  2. The ultrathin monolayer protein films consist of two globular proteins: bovine serum albumin (BSA) and lysozyme (Lys).
  3. The scientists used the Langmuir-Blodgett (LB) technique which gives the films thickness in the order of nanometer.

Which of the above statement(s) is/are true?


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