JEE Main 2023 · PhysicsNumerical answerNumerical valueMediumCalculation

JEE Main 15 April 2023, Shift 1, Physics Q52

Question 52 of 90 in this shift, Physics question 22 of 30, Section B.

There is an air bubble of radius 1.0 mm in a liquid of surface tension 0.075 Nm

^{-1}

and density 1000 kg m

^{-3}

at a depth of 10 cm below the free surface. The amount by which the pressure inside the bubble is greater than the atmospheric pressure is ___________ Pa (

g

= 10 ms

^{-2}

)

Official answer

1150

NTA final key.

Chapter: Mechanical Properties of Fluids
Topic: Surface Tension
Idea tested: Excess Pressure in Submerged Air Bubbles

Same topic in other shifts

All Surface Tension questions

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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 108 of the 174 JEE Main shifts held from 2017 to 2026.