In June 2023, which country has launch JF-22 hypersonic wind tunnel?

Umair Latif
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  • A. Dubai
  • B. China
  • C. Saudi Arabia
  • D. USA

Correct Answer: B. China

China now has the world most powerful hypersonic wind tunnel. the ‘world-leading’ JF-22 can simulate extreme flight conditions at Mach 30. Facility will play key role in developing Beijing’s hypersonic weapons programme and passenger air travel. After five years of construction, the most powerful wind tunnel on the planet has roar to life in China’s capital, Located in the mountainous Huairou district of northern Beijing, the JF-22 wind tunnel is 4 metres (13 feet) in diameter and can generate air flow speeds up to 10km (6.2 miles) per second, according to a final evaluation conducted on May 30.That makes it the largest and fastest wind tunnel in the world, capable of simulating hypersonic flight conditions up to Mach 30, according to the Institute of Mechanics, the owner of the facility.

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Commonwealth Heads of Government Meeting 2022 took place on 20-25 June 2022, in:

  • A. Ouagadougou
  • B. Gitega
  • C. Kampala
  • D. Kigali, Rwanda

Correct Answer: D. Kigali, Rwanda

Commonwealth Heads of Government Meeting 2022 took place on 20-25 June 2022, in Kigali, Rwanda. Commonwealth leaders traveled to Rwanda to reaffirm their common values and agree on actions and policies to improve the lives of all their citizens.

In which country, world’s largest ever freshwater fish has been found recently?

  • A. Australia
  • B. China
  • C. Cambodia
  • D. None of These

Correct Answer: C. Cambodia

A fisher in Cambodia has caught what scientists say is the world’s largest recorded freshwater fish, a giant stingray. Captured on June 13, the stingray measured almost four metres (13 feet) from snout to tail and weighed slightly less than 300kg (660lbs), according to a statement on Monday by Wonders of the Mekong, a joint Cambodian-US research project. The previous record for a freshwater fish was a 293-kg (646-lb) Mekong giant catfish, discovered in Thailand in 2005, the group said.

What is the theme of the World Malaria Day 2020?

  • A. End Malaria For Good
  • B. Ready to beat malaria
  • C. Zero malaria starts with me
  • D. Counting malaria out

Correct Answer: C. Zero malaria starts with me

On World Malaria Day 2020, WHO joins the RBM Partnership to End Malaria in promoting “Zero malaria starts with me”, a grassroots campaign that aims to keep malaria high on the political agenda, mobilize additional resources, and empower communities to take ownership of malaria prevention and care

Who has been appointed as the ambassador and permanent representative of India to World Trade Organisation?

  • A. Brajendra Navnit
  • B. Nripendra Mishra
  • C. Abhas Jha
  • D. K V Kamath

Correct Answer: A. Brajendra Navnit

Brajendra Navnit has been appointed as the Ambassador and Permanent Representative of India (PRI) to the World Trade Organisation for a period of three years. Brajendra Navnit was a Veteran Bureaucrat and 1999-batch IAS officer

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