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UPSC Prelims 2026 Q43 — Stealth TechnologyUPSC प्रीलिम्स 2026 प्रश्न 43 — स्टेल्थ प्रौद्योगिकी

About 2 min readPublished 8 September 2026
UPSC • Prelims • 2026 • Prelims GS Paper I Attempt the actual previous-year questions first. Official answer, analysis and elimination clue appear only after final submission.
Official Provisional Answer Key — 27 May 2026 1 questions Official Question Paper ↗ Official Answer Key ↗
UPSC • Prelims • 2026 • Prelims GS Paper I
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Question 43
UPSCScience & Technology2026Prelims GS Paper ISeries A
Subject / विषय: Science & Technology

Which of the following statements with regard to stealth technology is/are correct?
1. Stealth objects have a very small radar cross-section and are coated with Radar Absorbing Material.
2. Stealth objects can be detected using specific frequencies.
3. Stealth objects are coated with metamaterials to increase the scattering of electromagnetic radiation.
Select the answer using the code given below:

स्टेल्थ (stealth) प्रौद्योगिकी के संबंध में निम्नलिखित में से कौन-सा/से कथन सही है/हैं?
1. स्टेल्थ वस्तुओं का रडार क्रॉस-सेक्शन बहुत कम होता है और उन पर Radar Absorbing Material की परत चढ़ाई जाती है।
2. विशिष्ट आवृत्तियों का उपयोग करके स्टेल्थ वस्तुओं का पता लगाया जा सकता है।
3. स्टेल्थ वस्तुओं पर मेटामटीरियल की परत विद्युतचुंबकीय विकिरण के प्रकीर्णन को बढ़ाने के लिए चढ़ाई जाती है।
नीचे दिए गए कूट का प्रयोग कर सही उत्तर चुनिए:

Official Provisional Answer Key — 27 May 2026
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Author / EditorGoldej Kumar

Goldej Kumar is the Founder and Editor of Sri Ram Exams (Exam2.in), an independent educational platform for UPSC, State Public Service Commission, SSC and other competitive examinations. His editorial focus is on exam-relevant current affairs, source-based analysis, MCQ reasoning, previous-year-question patterns and clear bilingual learning for English- and Hindi-medium aspirants.