MHT CET · Physics · Mechanical Properties of Fluids
The excess pressure inside a soap bubble is 1.5 times the excess pressure inside a second soap bubble. The volume of the second bubble is ' \(x\) ' times the volume of the first bubble. The value of ' \(x\) ' is
- A \(\frac{3}{2}\)
- B \(\frac{9}{4}\)
- C \(\frac{8}{27}\)
- D \(\frac{27}{8}\)
Answer & Solution
Correct Answer
(D) \(\frac{27}{8}\)
Step-by-step Solution
Detailed explanation
\( \Delta P \propto \frac{1}{R} \) \( V \propto R^3 \propto \frac{1}{(\Delta P)^3} \)
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Physics
- A body is projected from earth's with thrice the escape velocity from the surface of the earth. What will be its velocity when it will escape the gravitational pull?MHT CET 2021 Medium
- Time period of a simple pendulum on earth's surface is 'T'. It time period becomes 'xT' when taken to a height '2R' above earth's surface. The value of \(x\) will be ( \(R=\) radius of earth)MHT CET 2025 Medium
- Two rods, one of aluminium and the other of steel, having initial lengths ' \(\mathrm{L}_1\) ' and ' \(\mathrm{L}_2\) ' are connected together to form a single rod of length \(\left(\mathrm{L}_1+\mathrm{L}_2\right)\). The coefficients of linear expansion of aluminium and steel are ' \(\alpha_1\) ' and ' \(\alpha_2\) ' respectively. If the length of each rod increases by the same amount, when their temperatures are raised by \({ }^{\prime} t^{\circ} \mathrm{C}\), then the ratio \(\frac{\mathrm{L}_1}{\mathrm{~L}_1+\mathrm{L}_2}\) will beMHT CET 2024 Medium
- A body is released from the top of a tower ' \(\mathrm{H}\) ' metre high. It takes \(t\) second to reach the ground. The height of the body \(\frac{t}{2}\) second after release isMHT CET 2023 Medium
- The speed of a wave in a certain medium is \(960 \mathrm{~m} / \mathrm{s}\). If 900 waves pass over a certain point of the medium in half a minute, the wavelength of the wave isMHT CET 2020 Easy
- Two rods of same length and material are joined end to end. They transfer heat in 8 second. When they are joined in parallel they transfer same amount of heat in same conditions in timeMHT CET 2021 Medium
More PYQs from MHT CET
- Two moles of an ideal gas expand freely and isothermally from \(5 \mathrm{dm}^3\) to \(50 \mathrm{dm}^3\). What is the value of \(\Delta \mathrm{H}\) ?MHT CET 2023 Easy
- In an n-p-n transistor amplifier, the collector current is 9 mA . If \(90 \%\) of the electrons emitted reach the collector, thenMHT CET 2025 Medium
- Which of the following statements are INCORRECT with respect to phytochrome?
i. Phytochrome is light receiving proteinaceous pigment present in leaves of plants.
ii. Phytochrome pigment exists in two forms.
iii. Two forms of phytochromes are interconvertible.
iv. Phytochromes are located in chloroplast of green cells.
v. Phytochrome \(P_r\),form inhibits flowering in LDP during dark period.MHT CET 2023 Easy - A satellite moves in a stable circular orbit round the earth if (where \(\mathrm{V}_{\mathrm{H}}, \mathrm{V}_{\mathrm{c}}\) and \(\mathrm{V}_{\mathrm{e}}\) are the horizontal velocity, critical velocity and escape velocity respectively)MHT CET 2023 Easy
- A compound has fcc structure. If density of unit cell is \(3 \cdot 4 \mathrm{~g} \mathrm{~cm}^{-3}\), what is the edge length of unit cell? (Molar mass \(=98.99\) )MHT CET 2020 Easy
- The derivative of \(\tan ^{-1}\left(\frac{\sqrt{1+x^2}-1}{x}\right)\) w.r.t. \(\tan ^{-1}\left(\frac{2 x \sqrt{1-x^2}}{1-2 x^2}\right)\) at \(x=0\) isMHT CET 2025 Medium