2025Direct Conceptual / Factual MCQDefense Tech & Materials Science
What is the common characteristic of the chemical substances generally known as CL-20, HMX and LLM-105, which are sometimes talked about in media?
A.These are alternatives to hydro-fluorocarbon refrigerants
B.These are explosives in military weapons
C.These are high-energy fuels for cruise missiles
D.These are fuels for rocket propulsion
Explanation: * (b) These are explosives in military weapons is correct: CL-20, HMX, and LLM-105 are high-energy explosive materials primarily used in military and defense applications. * CL-20 is one of the most powerful non-nuclear explosives known, but is highly sensitive to shock. * HMX (Octogen) is a widely used nitramine explosive used in military-grade plastic explosives and shaped charges. * LLM-105 is classified as an "insensitive high explosive" designed to enhance transport safety without losing significant explosive power.
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2024Direct Conceptual / Factual MCQStrategic Operations & Missions
Operations undertaken by the Army towards upliftment of the local population in remote areas to include addressing of their basic needs is called:
A.Operation Sankalp
B.Operation Maitri
C.Operation Sadbhavana
D.Operation Madad
Explanation: * (c) Operation Sadbhavana is correct: This is a flagship welfare and civic-action initiative of the Indian Army launched in remote regions like the Union Territory of Ladakh. The operation funds and runs educational systems like the Army Goodwill Schools, supports women empowerment through vocational/skill training centers, organizes national integration tours, and funds local public health and ecological projects.
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