Space & Science — Set 3
Abbreviations · अंतरिक्ष और विज्ञान · Questions 21–30 of 50
What does 'SAC' stand for, an important ISRO unit in Ahmedabad?
Correct Answer: D. Space Applications Centre
SAC stands for Space Applications Centre. It focuses on the development of payloads for communication and remote sensing satellites. It plays a key role in social applications of space technology.
In medical imaging technology, what does 'MRI' stand for?
Correct Answer: D. Magnetic Resonance Imaging
MRI stands for Magnetic Resonance Imaging. It uses strong magnetic fields and radio waves to generate detailed images of internal organs. It is a non-invasive technique commonly used in hospitals for diagnosis.
What does 'LiDAR' stand for in remote sensing and surveying?
Correct Answer: B. Light Detection and Ranging
LiDAR stands for Light Detection and Ranging. it uses laser pulses to measure distances and create high-resolution 3D maps. This technology is widely used in autonomous vehicles and archeology.
What does 'DRDO' stand for, the agency responsible for military research in India?
Correct Answer: D. Defence Research and Development Organisation
DRDO stands for the Defence Research and Development Organisation. It works under the Ministry of Defence to develop indigenous military technology. it produces missiles like the Agni and Prithvi series.
In electronics, what does 'LED' stand for?
Correct Answer: A. Light Emitting Diode
LED stands for Light Emitting Diode. It is a semiconductor device that emits light when an electric current flows through it. LEDs are energy-efficient and last much longer than traditional light bulbs.
What does 'PSLV-C37' represent in ISRO's history?
Correct Answer: A. A specific record-breaking launch mission
PSLV-C37 was the mission that launched 104 satellites in a single flight in 2017. This was a world record at the time. It demonstrated ISRO's prowess in multi-satellite placement technology.
What does 'RADAR' stand for in detection technology?
Correct Answer: D. Radio Detection and Ranging
RADAR stands for Radio Detection and Ranging. It uses radio waves to determine the distance, angle, and velocity of objects. It is essential for aviation, marine navigation, and weather forecasting.
What is the full form of 'ASLV' in Indian space history?
Correct Answer: A. Augmented Satellite Launch Vehicle
ASLV stands for Augmented Satellite Launch Vehicle. It was an improved version of the SLV-3 designed to launch heavier satellites. It acted as an intermediate stage between the SLV and the PSLV.
What does 'CT scan' stand for in medicine?
Correct Answer: B. Computed Tomography scan
CT scan stands for Computed Tomography scan. It combines a series of X-ray images taken from different angles around your body. It provides cross-sectional images (slices) of bones and soft tissues.
What does 'IUCAA' stand for in Indian academic science?
Correct Answer: B. Inter-University Centre for Astronomy and Astrophysics
IUCAA stands for the Inter-University Centre for Astronomy and Astrophysics. Based in Pune, it is an autonomous institution for astronomical research. It promotes collaboration among universities in the field of space science.