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Question 30978
JEE Physics · Hard

Fluid Mechanics: Pressure MCQ

Solve this quality-checked JEE multiple-choice question, then review the correct answer and explanation.

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PressureHardQuestion 30978

Question

A diver at 30 m depth (ρ_water = 1000 kg/m³, P₀ = 10⁵ Pa). Pressure on diver's eardrums equals:
  1. A
    3×10⁵ Pa
  2. B
    4×10⁵ Pa
    Correct
  3. C
    2×10⁵ Pa
  4. D
    10⁵ Pa

Correct answer

4×10⁵ Pa

Explanation

P = P₀ + ρgh = 10⁵ + 1000×10×30 = 10⁵ + 3×10⁵ = 4×10⁵ Pa.

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