Science & Technology Current Affairs MCQs

1.

Establishing a robust deep-space communication network is vital for complex space missions. Which of the following is a key challenge that such a network helps to overcome?

A The increasing cost of launching satellites into low Earth orbit.

B The signal degradation and time delays encountered over vast interplanetary distances.

C The limited availability of solar power for spacecraft.

D The difficulty in developing miniaturized scientific instruments.

2.

The collaboration between India and ESA for a deep-space communication network aims to bolster capabilities for future space missions. What is a primary benefit of such a joint network?

A To exclusively monitor Earth's weather patterns.

B To share resources and expertise for enhanced deep-space exploration and communication.

C To develop new satellite-based navigation systems for terrestrial use.

D To create a global network for commercial satellite imagery.

3.

India and the European Space Agency (ESA) have announced a collaboration to establish a deep-space communication network. Which Indian facility is expected to play a crucial role in this network?

A Indian Institute of Astrophysics (IIA), Bengaluru

B Indian Deep Space Network (IDSN), Kavalur

C Aryabhata Research Institute of Observational Sciences (ARIES), Nainital

D National Centre for Space Studies (NCSS), Sriharikota

4.

The NGLV (Next Generation Launch Vehicle) is envisioned by ISRO to be a versatile launch platform. Which of the following is a primary objective for developing the NGLV with advanced propulsion systems like the semi-cryogenic engine?

A To exclusively cater to small satellite launches.

B To reduce the cost of access to space and enhance launch capabilities.

C To replace all existing ISRO launch vehicles immediately.

D To focus solely on human spaceflight missions.

5.

The successful test of the semi-cryogenic engine is a significant step towards the development of ISRO's Next Generation Launch Vehicle (NGLV). What is a key advantage of using a semi-cryogenic engine compared to traditional cryogenic engines for certain launch vehicle stages?

A Higher specific impulse, leading to greater payload capacity.

B Lower cost of propellants and simpler engine design.

C Ability to operate at higher temperatures.

D Reduced environmental impact due to cleaner combustion.

6.

ISRO recently conducted a successful test of a semi-cryogenic engine. What is the primary fuel combination being tested for this engine, intended for the NGLV (Next Generation Launch Vehicle)?

A Liquid Hydrogen and Liquid Oxygen (LH2/LOX)

B Kerosene (RP-1) and Liquid Oxygen (LOX)

C Methane and Liquid Oxygen (LOX)

D Hypergolic Propellants

Science & Technology MCQs - 2026-09-03