TNPSC CURRENT AFFAIRS – 28.11.2024

  1. NEW MOIRE SUPERCONDUCTOR OPENS THE DOOR TO NEW QUANTUM MATERIALS

SUBJECT: SCIENCE AND TECHNOLOGY

  • New Moiré Superconductor and Quantum Materials Context: Scientists discovered superconductivity in moiré materials made from semiconductors, broadening the scope of quantum materials.
  • Key Concepts: Moiré Materials: Created by overlaying two materials with a slight twist, leading tounique electronic properties. ○ Previously observed only ingraphene.
  • Superconductivity: A state where a material conducts electricity without resistance.
  • Moiré materials allow electrons to interact without energy loss.
  • Applications: Advancing quantum computing and materials science.

2. TWO CUBS BORN TO AFRICAN CHEETAH IN KUNO FOUND DEAD

SUBJECT: ENVIRONMENT

  • Cubs were part of the African Cheetah reintroduction program in Kuno National Park (KNP), Madhya Pradesh.
  • Cause of death under investigation; adult cheetahs remain healthy.
  • Concepts: Cheetah Reintroduction in India: African cheetahs were introduced under the Cheetah Reintroduction Project in 2022 to re-establish the species after extinction in India (last seen in 1947).
  • KNP was chosen due to suitable habitat and prey availability.
  • Wildlife Challenges: High mortality rates among cubs in reintroduction programs.
  • Risks from poaching, diseases, and habitat loss.
  • Conservation Measures: Radio telemetry and monitoring for movement.
  • Adequate prey base and habitat management.

3. SBI RAISES RS.50,000 CRORE VIA BONDS IN FY 25

SUBJECT: ECONOMY

  • Key Details: Bond types: Long-term bonds: ₹30,000 crore.
  • Tier 2 bonds: ₹15,000 crore.
  • AT1 bonds: ₹5,000 crore.
  • Oversubscription shows trust in India’s largest bank.
  • Investors include provident funds, pension funds, insurers, mutual funds, and banks.
  • Concepts: Bonds: Fixed-income instruments used by organizations to raise funds.
  • Types of bonds: Long-term bonds:Offer higher yields due to longer maturity periods.
  • Tier 2 bonds: Part of the bank’s capital structure, providing a cushion against financial instability.
  • Additional Tier 1 (AT1) bonds: High-risk instruments without a fixed maturity.
  • Used by banks to bolster theirTier 1 capital.
  • Bank Capitalization: Basel III normsmandate banks to maintain adequate capital to handle risks.
  • AT1 and Tier 2 bonds help meet these capital requirements.
  • Role of Bonds in Economy: Boosts liquidityfor infrastructure projects.
  • Provides secure investment options for institutions

4. INDIAN ARMY RECIVES LOGISTICS DRONES FOR USE IN EASTERN SECTOR

SUBJECT: DEFENCE

  • The Army inductedSabal-20logistics drones for deployment in the eastern sector.
  • Stealth technology advancements were also announced by IIT Kanpur.
  • Key Features of Sabal-20: Developed by Endure Air Systems, incubated at IIT Kanpur.
  • Payload capacity: Up to20 kg.
  • Engineered for: Long-range deliveries.
  • High-altitude operations.
  • Precision logistics.
  • Utilizes Vertical Take-Off and Landing (VTOL)technology.
  • Stealth Technology:
  •  IIT Kanpur developed Metamaterial Surface Cloaking System (Anālakshya).
  • Capabilities: Minimizes noise and enhances stealth.
  • Counters Synthetic Aperture Radar (SAR) imaging.
  • Protects from missile tracking.

5. CONVERSION TO GET JOB AMOUNTS TO A FRAUD ON CONSTITUTION: SC

SUBJECT: POLITY

  • Religious conversion without genuine belief, intended solely for availing reservation benefits, is unconstitutional.
  • The judgment was based on a case where a Christian woman claimed Scheduled Caste (SC) status after converting to Hinduism to avail SC quota benefits.
  • Key Points:
  • Conversion for such purposes amounts to a fraud on the Constitution.
  • The Court emphasized the right to religious freedom under Article 25, which requires genuine belief and adherence to the tenets of the new religion.
  • SC status is granted to communities facing historical discrimination, not for opportunistic purposes.
  • Implications: Reinforces constitutional values of equality and justice.
  • Ensures the reservation system is not misused.
  • Calls for thorough scrutiny of caste certificates in cases of conversion.
  • Relevance for exam: Constitutional provisions like Articles 15, 16, and 25.
  • Ethical concerns about misuse of affirmative action policies.
  • Questions on secularism and religious freedom in India.

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