Round No 4 - Science & Technology

Which of the following has the highest Ionization power that have approximately four times the mass of a proton & neutron and nearly 8000 times the mass of a beta particle?

1. X-rays

2. Alpha rays

3. Beta rays

4. Gamma rays

• X-rays

• Alpha rays

• Beta rays

• Gamma rays

In which country was the first nuclear meltdown happened on 1952 where the future US president Jimmy Carter was involved in clean up at that era?

• Chernobyl

• Fukshima

• At Chalk River Labs

• Near idaho falls idaho

Maliandou is a village that tucked into the force of southeastern guinea. Who was the first victim of Ebola in 2013 December?

1.

2. Bola

3. Emil

4. Laurie

• Amara Konneh

• Bola

• Emil

• Laurie

What engine was used in Booster 7 of Starship test flight that happened recently?

• Raptor 2.0

• Raptor Vaccum

• Rocketdyne F-1

• RS 25

Two aircraft manufacturing companies competed two of the most popular fighter jets in 2001 joint strike programme. Witch of the following selections represents those two?

• Boeing X-32 and Lockheed and Martin F-35 lightning II

• Boeing 747 and Airbus A380

• Lockheed Martin F-117 Nighthawk and Northrop Grumman B2 spirit

• McDonald Douglas F 15 and Lockheed Martin f22 raptor

Who built the first working, programmable electro mechanical computer?

• Konrad Zuse

• Laszlo Jozsef Biro

• Brandenburg

• Karl Benz

What is the place where James Webb space telescope stationed is called?

• L1 point

• L2 point

• L3 point

• L4 point

What is used to deconstruct waveforms which is a function of time, into smaller waveforms that make up the initial waveform?

• Fourier transform

• Pythagorean theorem

• Einstines mass-energy

  relation

• The Schrödinger equation

The China's first large,domestically produced passenger jet flies on its first commercial flight on 28th of May 2023.What is it's trajectory?

• Shanhai to Beijing

• Beijing to Wuhan

• Beijing to Hangzhou

• Shenzhen to Yunnan

A Sri Lankan scientist invent the world's first super conductor at room temperature?Name the scientist and his working university?

• Mohan Munasinghe(University of Cambridge)

• Sarath Gunapala(University of Pittsburgh)

• Ranga Dias(University of Rochester)

• Malik Pieris(University of Oxford)