A liquid column of height 0.04 ~cm balances excess pressure of a soap bubble of certain radius. If density of liquid is 8 × 10³ ~kg ~m⁻³ and surface tension of soap solution is 0.28 ~Nm⁻¹, then diameter of the soap bubble is _ _ _ _ _ cm. (if g=10 ~m ~s⁻²)

Properties of Solids and Liquids: JEE Main 2024 Physics question

JEE Main 2024 · 8 Apr, Morning shift · Q67

JEE Main 20248 Apr, Morning shiftPhysicsHardProperties of Solids and Liquids184× since 2002

A liquid column of height

0.04 \mathrm{~cm}

balances excess pressure of a soap bubble of certain radius. If density of liquid is

8 \times 10^3 \mathrm{~kg} \mathrm{~m}^{-3}

and surface tension of soap solution is

0.28 \mathrm{~Nm}^{-1}

, then diameter of the soap bubble is __________

\mathrm{cm}

. (if

\mathrm{g}=10 \mathrm{~m} \mathrm{~s}^{-2}

)

Your answerType your answer. Integers and decimals are accepted.

JEE Main 2024 Properties of Solids and Liquids Question with Answer (8 Apr Morning shift, Q67) | JEE Arc