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  9. Q221

SSC CPO (SI in Delhi Police & CAPFs) 2025 · Question 221 of 323

Read the following statements marked as Assertion (A) and Reason (R). Choose the correct option. Assertion (A): Liquid Oxygen-Methane (LOX-Meth) has been chosen as the preferred propellant combination for India's Next-Generation Launch Vehicle (NGLV). Reason (R): LOX-Meth offers advantages such as cleaner combustion for engine reusability, relatively simpler propellant compared to LOX-Hydrogen, and a lower overall operational cost than kerosene due to reduced engine refurbishment. tank designs अभिकथन (A) और कारण (R) से चिह्नित निम्नलिखित कथनों को पढ़ें। सही विकल्प चुनें। है। अभिकथन (A): द्रव ऑक्सीजन-मीथेन (LOX-Meth) को भारत के अगली पीढ़ीी के प्रक्षेपण यान (NGLV) के लिए पसंदीदा प्रणोदक संयोजन के रूप में चुना गया कारण (R): LOX-Meth इंजन के पुनः प्रयोज्यता के लिए स्वच्छ दहन, LOX-हाइड्रोोजन की तुलना में अपेक्षाकृत सरल प्रणोदक टैंक डिज़ााइन और कम इंजन नवीनीकरण के कारण केरोसिन की तुलना में कम समग्र परिचालन लागत जैसे लाभ प्रदान करता है।

  1. ABoth A and R are true, and R is the correct explanation of A
  2. BBoth A and R are true, but R is not the correct explanation of A
  3. CA is true, but R is false
  4. DA is false, but R is trueCorrect

Answer: D. A is false, but R is true

Official answer key verified. Detailed explanation coming soon.

Source: SSC CPO 2025 Paper-I (10-Dec-2025 Shift 1) — testbook compilation via allexampyqs.com · reliable-secondary

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