General Knowledge MCQs
Topic Notes: General Knowledge
MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
31
What is the name of the spacecraft currently holding the record for the fastest human-made object?
Answer:
Parker Solar Probe
The Parker Solar Probe, launched to study the Sun, uses gravity assists to achieve record-breaking speeds, eventually exceeding 430,000 mph.
32
Which two rovers landed on Mars in 2004 as part of the Mars Exploration Rover mission?
Answer:
Spirit and Opportunity
Spirit and Opportunity were twin rovers that landed on opposite sides of Mars in January 2004, far exceeding their 90-day mission lifespans.
33
Where is the Baikonur Cosmodrome, the world's first and largest operational space launch facility, located?
Answer:
Kazakhstan
Although leased by Russia, the Baikonur Cosmodrome is geographically located in the desert steppe of Kazakhstan.
34
What is the name of the Soviet space shuttle that flew only one unmanned orbital mission?
Answer:
Buran
Buran was the Soviet orbital vehicle similar in appearance to the US Space Shuttle; it completed one successful unmanned flight in 1988 before the program was cancelled.
35
Which NASA mission deliberately crashed a spacecraft into an asteroid to test planetary defense?
Answer:
DART
The Double Asteroid Redirection Test (DART) successfully impacted the asteroid moonlet Dimorphos in 2022 to change its orbit.
36
The 'Hope' probe (Al Amal) is a Mars mission launched by which country?
Answer:
United Arab Emirates
The UAE launched the Hope probe in 2020 to study the Martian atmosphere, becoming the first Arab nation to reach Mars.
37
Who was the first American to perform a spacewalk (Extravehicular Activity)?
Answer:
Ed White
Ed White performed the first American spacewalk during the Gemini 4 mission on June 3, 1965.
38
Which space telescope is designed to detect X-rays from high-energy regions of the universe?
Answer:
Chandra
The Chandra X-ray Observatory is a NASA telescope launched in 1999 specifically designed to detect X-ray emission from very hot regions of the universe.
39
What was the first international space mission, involving the docking of an American and a Soviet spacecraft?
Answer:
Apollo-Soyuz
The Apollo-Soyuz Test Project in 1975 marked the first time US and Soviet spacecraft docked in space, symbolizing a thaw in the Cold War.
40
Which scientist is considered the 'father of modern rocketry' for building the first liquid-fueled rocket?
Answer:
Robert Goddard
Robert Goddard successfully launched the world's first liquid-fueled rocket in 1926, pioneering technology used in modern spaceflight.