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Current Electricity · 2019 · 12 Jan · Shift 1

3 Physics questions from this JEE Main paper
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Current Electricity · 2019 · 12 Jan · Shift 1

3 Physics questions from this JEE Main paper

  1. Q56.In a meter bridge, the wire of length 1 m has a non-uniform cross-section such that, the variation dℓdR​ of its resistance R with length ℓ is dℓdR​∝ℓ​1​. Two equal… Includes diagram
    Physics · Current Electricity · MCQ
  2. Q57.The galvanometer deflection, when key K1 is closed but K2 is open, equals θ 0 (see figure). On closing K2 also and adjusting R2 to 5 Ω, the deflection in galvanometer becomes 5θ0​​. . The resistance of the… Includes diagram
    Physics · Current Electricity · MCQ
  3. Q68.Two electric bulbs, rated at (25 W, 220 V) and (100 W, 220 V), are connected in series across a 220 V voltage source. If the 25 W and 100 W bulbs draw powers P1 and P2 respectively, then :
    Physics · Current Electricity · MCQ