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First flight test of Agni-5 missile with Multiple Independently Targetable Re-entry Vehicle technology conducted successfully

On March 11, 2024, India achieved a significant milestone by successfully conducting the first flight test of its indigenously developed Agni-5 missile under the project named “Mission Divyastra”. This advanced missile is equipped with Multiple Independently Targetable Re-entry Vehicle (MIRV) technology

Here are the key details :

  • Agni-5 Missile: The Agni-5 is a nuclear-capable intercontinental ballistic missile (ICBM) with a remarkable range of more than 5,000 kilometers. It can carry a nuclear warhead weighing over one tonne.
  • MIRV Capability: With the successful test of Mission Divyastra, India has joined the select group of nations possessing a weapons system with MIRV capability. MIRV allows a single missile to carry multiple independently targeted warheads, enhancing its effectiveness.
  • Indigenous Development: The Agni-5 missile was developed indigenously by the Defence Research and Development Organisation (DRDO). It uses a three-stage solid-fuel engine and is equipped with indigenous avionics systems and high-accuracy sensor packages.
  • Striking Range: The Agni-5’s impressive range enables it to bring almost the entire Asia, including the northernmost part of China, as well as some regions in Europe, under its striking capability.
  • Historical Context: The development of Agni missiles began in the early 1980s under the Integrated Guided Missile Development Programme, led by the renowned scientist and former President of India, Dr. A. P. J. Abdul Kalam.

MCQs

  1. What technology does the Agni-5 missile possess?
    • A) Hypersonic propulsion
    • B) Stealth capabilities
    • C) Multiple Independently Targetable Re-entry Vehicle (MIRV) technology
    • D) Laser guidance system
    Answer: C) Multiple Independently Targetable Re-entry Vehicle (MIRV) technology
  2. Who developed the Agni-5 missile?
    • A) NASA
    • B) European Space Agency (ESA)
    • C) Defence Research and Development Organisation (DRDO)
    • D) SpaceX
    Answer: C) Defence Research and Development Organisation (DRDO)
  3. What is the range of the Agni-5 missile?
    • A) 1,000 km
    • B) 3,500 km
    • C) 5,000 km
    • D) 10,000 km
    Answer: C) 5,000 km

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India’s Gaganyaan Mission and its Astronauts

India is poised to take a giant leap in its spacefaring journey with the ambitious Gaganyaan mission, its first human spaceflight program. Named after the Sanskrit word for “celestial vehicle,” Gaganyaan aims to send a crew of four astronauts into low Earth orbit for a three-day mission.

The Astronauts:

On February 27, 2024, Prime Minister Narendra Modi unveiled the identities of the four Indian Air Force pilots chosen for the prestigious mission:

  • Gp Capt Prashanth Balakrishnan Nair
  • Gp Capt Angad Prathap
  • Gp Capt Ajit Krishnan
  • Wg Cdr Shubanshu Shukla

These individuals have undergone rigorous training at the Indian Space Research Organisation’s (ISRO) astronaut training facility in Bengaluru, preparing them for the physical and mental demands of space travel. While only three astronauts will form the crew for the first mission, all four individuals will continue their training, fostering a pool of qualified astronauts for future endeavors.

Mission Details:

While the initial crewed mission is targeted for 2025, India plans to launch its first uncrewed test flight of the Gaganyaan spacecraft before the end of 2024. This crucial step will provide valuable data on the spacecraft’s performance and pave the way for the historic crewed mission.

MCQs based on the passage on India’s Gaganyaan Mission:

1. What is the name of India’s first human spaceflight program?

  • a) Chandrayaan
  • b) Aditya-1
  • c) Gaganyaan
  • d) LVM3

Ans : c) Gaganyaan

2. What is the literal meaning of the word “Gaganyaan” in Sanskrit?

  • a) Lunar Chariot
  • b) Celestial Vehicle
  • c) Solar Probe
  • d) Orbital Station

Ans : b) Celestial Vehicle

3. How many astronauts will be part of the first crewed Gaganyaan mission?

  • a) 1
  • b) 2
  • c) 3
  • d) 4

Ans : c) 3

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National Science Day: February 28th

Celebrating Innovation and Discovery

Every year on February 28th, India observes National Science Day.expand_more This day commemorates the remarkable discovery of the “Raman Effect” by Indian physicist Sir C. V.expand_more Raman on the same date in 1928. This groundbreaking discovery earned him the Nobel Prize in Physics in 1930, marking a significant milestone in Indian science.

2024 Theme: “Indigenous Technologies for Viksit Bharat”

This year’s National Science Day theme focuses on promoting the development and application of indigenous technologies for a developed and self-reliant India (“Viksit Bharat”).

MCQs on National Science Day

Q: National Science Day in India is celebrated on which date?

  • a) January 26th
  • b) February 28th
  • c) March 12th
  • d) May 11th

Ans : b) February 28th

Q: Which scientist is credited with the discovery of the “Raman Effect”?

  • a) S. N. Bose
  • b) Homi J. Bhabha
  • c) C. V. Raman
  • d) Vikram Sarabhai

Ans : c) C. V. Raman

Q: What year did Sir C. V. Raman win the Nobel Prize in Physics for his work on the Raman Effect?

  • a) 1928
  • b) 1930
  • c) 1935
  • d) 1940

Ans : a) 1928

National Science Day: February 28th Read More »

India’s first septic tank cleaning robot, named “Homosep Atom”

India’s first septic tank cleaning robot, named Homosep Atom, aims to eradicate manual scavenging and bolster the Swachhata Abhiyan across the nation.

  • Developed by a startup incubated in the Department of Science and Technology (DST)-Technology Business Incubator (TBI) of IIT Madras, this technology revolutionizes traditional manual cleaning methods into robotic ones.
  • The Ministry of Science and Technology highlighted in a statement that the Homosep Atom robot has been deployed in 16 cities across India.
  • Its capabilities include extensive blade cleaning, solid waste desilting, suction, and storage, all integrated into one device.

Q: What is the name of India’s first septic tank cleaning robot?

a) Swachhata Atom
b) Homosep Atom
c) RoboCleaner 1.0
d) Sanitech Pro

Ans : b) Homosep Atom

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Odysseus: first U.S.-built spacecraft to land on the Moon

Odysseus, built by Intuitive Machines, achieved a historic milestone by becoming the first U.S.-built spacecraft to land on the Moon since Apollo 17 in 1972, marking the first moon landing by a private company.

  1. The spacecraft landed on February 23, 2024, near a crater called Malapert A, about 186 miles from the Moon’s south pole.
  2. The descent was tense due to a last-minute navigation sensor malfunction, but engineers managed to ensure a successful landing.
  3. Communication confirmation was awaited anxiously after touchdown, and a faint signal eventually confirmed Odysseus’ survival, picked up by a communications antenna in the United Kingdom.
  4. NASA Administrator Bill Nelson commended Intuitive Machines, SpaceX (the launch provider for Odysseus), and NASA’s commercial moon program, highlighting the significance of collaboration with private companies.
  5. Two hours after landing, Odysseus began sending data, with the team eagerly anticipating the first images from the lunar surface.

Q: What is the name of the first private spacecraft to land on the Moon?

a) Apollo 11
b) Odyssey
c) Odysseus
d) Artemis

Ans : c) Odysseus

Q: Which private company built the Odysseus spacecraft?

a) SpaceX
b) Intuitive Machines
c) Blue Origin
d) Boeing

Ans : b) Intuitive Machines

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ISRO successfully launches next generation weather satellite INSAT-3DS from Sriharikota

Indian Space Research Organisation (ISRO) launched GSLV F14 on 17 Feb 2024 from the second launch pad at the Sathish Dhawan Space Centre, Sriharikota.

  • The weather satellite, INSAT 3DS, was injected into the destined path approximately 20 minutes after the lift-off.
  • All three stages, including the cryogenic stage, performed normally as expected.
  • The 51-meter-tall rocket carried INSAT 3DS and took off with a majestic roar witnessed by thousands of onlookers at the visitors gallery and scientists at the control centre.
  • Mr. Somanath, Chairman ISRO, confirmed the success of the mission, stating that INSAT 3DS is a next-generation satellite with deployed solar panels.
  • Mission Director, Tomy Joseph, highlighted the successful lift-off of GSLV and mentioned a 50-kilogram payload increase for INSAT 3DS.
  • INSAT 3DS is tracked by control centres at Brunei and Port Blair.

Q: What is the purpose of satellite INSAT-3DS?

A) Communication
B) Earth observation
C) Meteorological observations
D) Space exploration

Answer: C) Meteorological observations

Q: Which rocket was used to launch INSAT 3DS?

A) PSLV
B) GSLV Mk III
C) GSLV Mk II
D) GSLV-F14

Answer: D) GSLV-F14

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Cochin International Airport and BPCL Collaborate for World’s First Green Hydrogen Plant at Airport Premises

Cochin International Airport Ltd (CIAL) in Kerala has signed an MOU with Bharat Petroleum Corporation Ltd (BPCL) to establish a green hydrogen plant on its premises, producing 1000 KW of power.

  • This project is recognized as the world’s first Green Hydrogen plant in an airport.
  • BPCL will be responsible for setting up the integrated Green Hydrogen plant and fueling station at Kochi airport, while CIAL will contribute land, water, and green energy resources.
  • The project aims to be completed early next year, with the initial output used for powering vehicles within the airport.
  • The MOU signing took place in Thiruvananthapuram, in the presence of State Chief Minister Pinarayi Vijayan, who is also the Chairman of CIAL.
  • Cochin International Airport is known for its commitment to green energy and is the world’s first airport to be fully powered by solar energy.
  • The airport currently has a cumulative installed capacity of 50 MW, generating two lakh units of power per day through big solar power plants and a hydel station.

Q: What makes the proposed project at Kochi airport unique globally?

a) Largest hydrogen plant in an airport
b) First Green Hydrogen plant in an airport
c) Most powerful hydrogen plant in an airport
d) First solar-powered airport

Ans : b) First Green Hydrogen plant in an airport

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Vyommitra: Woman Robot Astronaut Prepares for Liftoff

Woman Robot Astronaut “Vyommitra” will fly into Space ahead of ISRO’s “Gaganyaan” mission, in the third quarter of this year.

Vyommitra, named for “space friend,” isn’t just a robot; she’s India’s stepping stone to human spaceflight. This female robot astronaut will fly solo in 2024, testing tech for the “Gaganyaan” mission, India’s first human spaceflight in 2025.

Vyommitra’s Mission:

  • Monitor & Alert: She’ll keep tabs on the spacecraft’s environment, alerting scientists of any issues.
  • Basic Tasks: Operating panels and responding to simple questions showcase human-robot collaboration potential.
  • Paving the Way: By testing life support, communication, and the spacecraft itself, Vyommitra ensures a smooth journey for future astronauts.

Significance:

  • Testing Ground: Gathers crucial data before humans fly, ensuring their safety and mission success.
  • Tech Validation: Validates technologies vital for human spaceflight, paving the path for advancements.
  • Inspiration for All: This mission ignites passion for science, technology, and space exploration in young minds.

Q: What is the name of the woman robot astronaut that will fly into space ahead of ISRO’s “Gaganyaan” mission?

a. Vyomnaut
b. Gaganyaatri
c. Vyommitra
d. Astronautila

Ans : c. Vyommitra

Q: What specific functions will Vyommitra perform to ensure a smooth journey for future astronauts?

a. Operating panels and responding to simple questions
b. Testing life support and communication systems
c. Piloting the spacecraft
d. Conducting scientific experiments

Ans : b. Testing life support and communication systems

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NASA Postponed Artemis Moon Missions, which aims to send humans to the moon.

  • NASA has postponed its plans for the Artemis program, which aims to send humans to the moon.
  • The Artemis III mission, intended to land four astronauts near the lunar south pole, will be delayed until September 2026.
  • Artemis II, a 10-day mission to send a crew around the moon to test life support systems, will also be pushed back to September 2025.
  • NASA cited development challenges associated with the program as the reason for the delays.
  • The Artemis III mission aims to have astronauts walking on the lunar surface for the first time in half a century.
  • The postponement was announced shortly after a Pittsburgh company abandoned its attempt to land a spacecraft on the moon due to a mission-ending fuel leak.
  • The Astrobotic Technology’s Peregrine lander, launched as part of NASA’s commercial lunar program, was supposed to serve as a scout for astronauts.

Q: What is the primary goal of NASA’s Artemis program?

a. Sending humans to Mars
b. Sending humans back to the moon
c. Exploring asteroids
d. Establishing a space station on Mars

Ans : b. Sending humans to the moon

NASA Postponed Artemis Moon Missions, which aims to send humans to the moon. Read More »

ISRO’s Aditya-L1 successfully placed in a halo orbit around L1 point  

  • ISRO successfully placed the Aditya L1 satellite into its final orbit around the Lagrangian point on January 6, 2024.
  • The Halo orbit around the L1 point is considered a challenging task, and ISRO used a meticulous approach, employing the motor and thrusters from the Ground Command Centre, located approximately 1.5 million km away.
  • The propulsion system of Aditya L1 includes a 440 Newton Liquid Apogee Motor, eight 22 Newton thrusters, and four 10 Newton thrusters, which were intermittently fired to position the spacecraft at the L1 point.
  • Aditya L1 is India’s first solar mission designed to observe and study the Sun’s Corona, exploring its extreme heat and its impact on Earth.
  • The Lagrangian Point (L1) is where gravitational forces between the Earth and the Sun achieve equilibrium, allowing observation of the Sun without the hindrance of an eclipse.
  • Aditya L1, launched from Sriharikota, underwent four Earth-bound maneuvers and a Trans Lagrangian Point Insertion maneuver as part of its mission.

Q: What is the Lagrangian Point (L1) ?

a. A point where two spacecraft collide
b. A point where gravitational forces reach equilibrium between Earth and the Moon
c. A point where gravitational forces reach equilibrium between Earth and the Sun
d. A point in space where there is no gravitational force

Ans : c. A point where gravitational forces reach equilibrium between Earth and the Sun

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