Latest Science and Technology Questions (Chandrayaan-3)-July 14

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Latest Science and Technology Questions (Chandrayaan-3)-July 14

What was the weight of the Chandrayaan-3 spacecraft carried by India’s heavy lift rocket-LVM3?

Answer: 3,897.89 kg

At what time did the LVM3 rocket blast off from the Sriharikota spaceport?

Answer: 2.35 p.m.

From which launch pad did the LVM3 rocket break free at the Satish Dhawan Space Centre?

Answer: The second launch pad.

How did the rocket’s ascent towards the skies sound?

Answer: With a strong deep growl that reverberated like a thunder roll.

What was the height of the rocket?

Answer: 43.5 meters tall.

Approximately, how much did the rocket weigh?

Answer: About 642 tons.

What did the rocket’s flames leave behind as it rushed towards the skies?

Answer: Thick orange flame and a long, thick white smoke resembling an anaconda.

What is the nickname given to the rocket?

Answer: ‘Bahubali.’

What does the rocket carry?

Answer: The 3.8-tonne Chandrayaan-3 spacecraft.

What is the rocket’s nickname inspired by?

Answer: A well-built hero in a successful film lifting a heavy Lingam.

What are the components of the Chandrayaan-3 spacecraft and their respective weights?

Answer: Propulsion module (2,148 kg), lander (1,723.89 kg), and rover (26 kg).

How much did the Chandrayaan-2 payload weigh, including the orbiter, lander, and rover?

Answer: Approximately 3.8 tons.

What were the names given to the lander and rover in the Chandrayaan-2 mission?

Answer: Lander – Vikram (in memory of Vikram Sarabhai), Rover – Pragyan (means wisdom in Sanskrit).

How many consecutive successful missions has the LVM3 rocket achieved so far?

Answer: Six.

What is the objective of the fourth operational flight of LVM3?

Answer: To launch the Chandrayaan-3 spacecraft to Geo Transfer Orbit (GTO).

When is the expected date for the soft-landing of the lander near the South Pole of the moon?

Answer: August 23 or 24.

From what height will the lander descend to the moon’s surface?

Answer: About 100 km.

What is the estimated lifespan of the payloads carried by the propulsion module after the lander’s ejection?

Answer: Between three and six months.

How long is the mission life of the lander and rover on the lunar surface?

Answer: 1 Lunar day or 14 earth days.

If the Chandrayaan-3 mission achieves a soft landing, what position will India hold in lunar exploration?

Answer: The fourth country in the world to land and ride on the Moon surface after the US, Russia, and China.

When did India launch its first Moon mission, Chandrayaan-1?

Answer: October 2008.

Which rocket was used for the first Moon mission?

Answer: Polar Satellite Launch Vehicle (PSLV).

When was the second Moon mission launched?

Answer: July 22, 2019.

What is the new name given to the Geosynchronous Satellite Launch Vehicle-Mk III?

Answer: LVM3.

Why is the third Moon mission being conducted?

Answer: It is a follow-up to the failed Chandrayaan-2 mission in 2019.

What happened to the lander Vikram during Chandrayaan-2 mission?

Answer: It crashed onto the moon surface.

How many motors does the lander in the third Moon mission have, compared to the previous one?

Answer: Four, instead of five.

What changes have been made in the software for the third Moon mission?

Answer: Some modifications have been implemented.

What is the carrying capacity of the LVM3 rocket?

Answer: Four tons.

What are the three stages/engines of the LVM3 rocket?

Answer: Two strap-on motors powered by solid fuel (first stage), a core liquid fuel booster (second stage), and a cryogenic engine (third stage).

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