jee_main_2026_24_january_evening - Mechanical Properties of Fluids Topics

Master these core formulas and structures to solve almost any past paper question.

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QUESTION #37 Buoyancy and Archimedes Principle
A cubical block of density ρb = 600 kg/m³ floats in a liquid of density ρₑ = 900 kg/m³ . If the height of block is H = 8.0 cm then height of the submerged part is ____ cm.
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QUESTION #50 Surface Tension and Work Done
A soap bubble of surface tension 0.04 N/m is blown to a diameter of 7 cm. If (15000 - x) μJ of work is done in blowing it further to make its diameter 14 cm, then the value of x is ____. (π = 2 2 / 7)
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JEE Physics: Waves (+15.5%) | Electrostatics: Concentric Shells (-29.7%) | Modern Physics: Photoelectric Clones (+34.2%) | Mathematics: Definite Integrals (+18.1%) | Chemistry: Coordination Splitting (-11.4%) | JEE Physics: Waves (+15.5%) | Electrostatics: Concentric Shells (-29.7%) | Modern Physics: Photoelectric Clones (+34.2%) | Mathematics: Definite Integrals (+18.1%) | Chemistry: Coordination Splitting (-11.4%)

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