Match List I with List II and select the correct answer by using the codes given below the lists. List I List II A. Barometer 1. Used for measuring altitudes and angles in navigation and astronomy B. Chronometer 2. Used for measurement of angular distances between two digits C. Sextant 3. Keeps very accurate time as the one that is used to determine longitude at sea D. Quadrant 4. Used for measuring atmospheric pressure 5. An instrument used in the diagnosis of pregnancy AB C D
Study how UPSC repeats — not just the papers
₹199 / 1 year · Founding Member
Full access unlocks the three things no PYQ PDF gives you:
① Cross-exam learning — see the same idea recur across CSE, CAPF, CDS and NDA.
② Topic evolution — how each idea is framed, year by year.
③ Question intelligence — every PYQ + answer, linked to related concepts and similar questions.
e.g. Round Table Conference: CDS 2017 → CSE 2017 → … → CAPF 2024
15 days free, no card required — then ₹199 for 1 year.
Start your 15-day free trial →