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Saturday, 10 October

JEE Main 2025 · PhysicsMultiple choiceSingle correctMediumMulti-step

JEE Main 3 April 2025, Shift 2, Physics Q30

Question 30 of 75 in this shift, Physics question 5 of 25, Section A.

Two cylindrical vessels of equal cross sectional area of 2 m22\,\mathrm{m^2} contain water upto heights 10m and 6m, respectively. If the vessels are connected at their bottom then the work done by the force of gravity is (Density of water is 103 kg/m310^3\ \mathrm{kg/m^3} and g=10 m/s2\mathrm{g} = 10\ \mathrm{m/s^2})
  1. (1)4×1044 \times 10^4 J
  2. (2)6×1046 \times 10^4 J
  3. (3)8×1048 \times 10^4 JOfficial answer
  4. (4)1×1051 \times 10^5 J

Official answer

Option 3

NTA final key.

Chapter
Mechanical Properties of Fluids
Topic
No close match in our taxonomy
Idea tested
No close match in our taxonomy

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 42 of the 174 JEE Main shifts held from 2017 to 2026.