An SR-71 Blackbird takes off from the Dryden Flight Research Centre, California, on March 9, 1993. Shock diamonds are visible in its exhaust. | Photo Credit: NASA
📌why in news : shock diamonds, also known as Mach diamonds, have been in the news recently. These are bright, diamond-shaped patterns that appear in the exhaust plume of a rocket or jet engine operating at supersonic speeds.
They form due to the interaction between the exhaust gases and the surrounding atmosphere, creating alternating regions of high and low pressure.
https://www.thehindu.com/sci-tech/science/shock-diamonds-supersonic-heat-nuggets/article68934299.ece
📌why in news : shock diamonds, also known as Mach diamonds, have been in the news recently. These are bright, diamond-shaped patterns that appear in the exhaust plume of a rocket or jet engine operating at supersonic speeds.
They form due to the interaction between the exhaust gases and the surrounding atmosphere, creating alternating regions of high and low pressure.
https://www.thehindu.com/sci-tech/science/shock-diamonds-supersonic-heat-nuggets/article68934299.ece
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अग्नि वॉरियर अभ्यास का पहला संस्करण किस वर्ष आयोजित किया गया था ?
In which year was the first edition of Agni Warrior exercise held?
In which year was the first edition of Agni Warrior exercise held?
Anonymous Quiz
21%
2005
25%
2010
25%
2004
29%
2015
In which state will the Prime Minister launch the ‘Bima Sakhi Yojana’ on 9th December?
Anonymous Quiz
31%
Haryana
14%
Tamil Nadu
41%
Maharashtra
14%
Uttar Pradesh
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Ab yahi tarika mujhe pass karwa sakta hai !!
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Forwarded from The PRESS Pad ✍️ (UPSC, PCS, CDS, CAPF)
📌
👉 Cyclone Fengal made landfall over Puducherry on November 30. This tropical cyclone was named by Saudi Arabia.
👉 Landfall is the event of a tropical cyclone coming onto land after being over water. As per the India Meteorological Department (IMD), a tropical cyclone is said to have made landfall when the centre of the storm – or its eye – moves over the coast.
👉 A cyclone is a large-scale system of air that rotates around the centre of a low-pressure area. It is usually accompanied by violent storms and bad weather.
👉 Tropical cyclones are those which develop in the regions between the Tropics of Capricorn and Cancer.
👉 Tropical cyclones have different names depending on their location and strength. For instance, they are known as hurricanes in the Caribbean Sea, the Gulf of Mexico, the North Atlantic Ocean and the eastern and central North Pacific Ocean. In the western North Pacific, they are called typhoons.
#upsc #prelims2025 #upscprelims #prelims
Cyclone FENGAL
👉 Cyclone Fengal made landfall over Puducherry on November 30. This tropical cyclone was named by Saudi Arabia.
👉 Landfall is the event of a tropical cyclone coming onto land after being over water. As per the India Meteorological Department (IMD), a tropical cyclone is said to have made landfall when the centre of the storm – or its eye – moves over the coast.
👉 A cyclone is a large-scale system of air that rotates around the centre of a low-pressure area. It is usually accompanied by violent storms and bad weather.
👉 Tropical cyclones are those which develop in the regions between the Tropics of Capricorn and Cancer.
👉 Tropical cyclones have different names depending on their location and strength. For instance, they are known as hurricanes in the Caribbean Sea, the Gulf of Mexico, the North Atlantic Ocean and the eastern and central North Pacific Ocean. In the western North Pacific, they are called typhoons.
#upsc #prelims2025 #upscprelims #prelims
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India's First. India's Finest.
1. ATAL EDC Gen2: Every Day Carry Pistol – High Capacity. Compact Size.
2. President 18: India's Highest Capacity Pistol.
3. Phantom: India's First Red Dot Sight Pistol.
#CDS
1. ATAL EDC Gen2: Every Day Carry Pistol – High Capacity. Compact Size.
2. President 18: India's Highest Capacity Pistol.
3. Phantom: India's First Red Dot Sight Pistol.
#CDS
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Forwarded from The PRESS Pad ✍️ (UPSC, PCS, CDS, CAPF)
PM Narendra Modi has paid tributes to the country’s first President Dr. Rajendra Prasad on his birth anniversary today.(3 DECEMBER)
In a social media post, the Prime Minister remarked that as the Chairman of the Constituent Assembly, Rajendra Prasad made an invaluable contribution in laying a strong foundation of Indian democracy. He said, today, as all countrymen celebrate 75 years of the Constitution, Rajendra Prasad’s life and ideals have become even more inspiring.
In a social media post, the Prime Minister remarked that as the Chairman of the Constituent Assembly, Rajendra Prasad made an invaluable contribution in laying a strong foundation of Indian democracy. He said, today, as all countrymen celebrate 75 years of the Constitution, Rajendra Prasad’s life and ideals have become even more inspiring.
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Forwarded from Readers Club (Rajnish Singh)
India is updating its GDP base year from 2011-12 to 2022-23 by February 2026 for a more accurate economic reflection.
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⚡️🚀The European Space Agency's Proba-3 mission will launch from India's Satish Dhawan Space centre on December 4,
⚡️The mission, aimed at exploring the Sun’s corona through precise formation flying, will take off aboard a Polar Satellite Launch Vehicle (PSLV-XL),
🇮🇳⚡️This collaboration highlights India's growing reputation in space technology.
⚡️The mission, aimed at exploring the Sun’s corona through precise formation flying, will take off aboard a Polar Satellite Launch Vehicle (PSLV-XL),
🇮🇳⚡️This collaboration highlights India's growing reputation in space technology.
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🇮🇳 INDIA INTENDS TO BUILD 2 MORE NUCLEAR SUBMARINES
🛥 On an average, one ship will be inducted into the Navy every month in the next 12 months, said Navy chief Admiral Dinesh Kumar Tripathi.
👉 The construction of 31 warships and a submarine is set to begin soon, stated Tripathi.
https://economictimes.indiatimes.com/news/defence/india-to-get-indigenously-designed-nuclear-attack-submarines-by-2036-navy-chief/articleshow/115919913.cms
🛥 On an average, one ship will be inducted into the Navy every month in the next 12 months, said Navy chief Admiral Dinesh Kumar Tripathi.
👉 The construction of 31 warships and a submarine is set to begin soon, stated Tripathi.
https://economictimes.indiatimes.com/news/defence/india-to-get-indigenously-designed-nuclear-attack-submarines-by-2036-navy-chief/articleshow/115919913.cms
The Economic Times
India to get indigenously designed nuclear attack submarines by 2036: Navy Chief
India is set to receive its first indigenously designed nuclear attack submarines by 2036. The navy needs six such submarines. These submarines will boost Indias defense capabilities and support ancillary industries. Unlike previous submarines, these will…