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A soap bubble is being blown on a tube of radius 1~cm. The sur

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A soap bubble is being blown on a tube of radius $1 c m$ . The surface tension of the soap solution is $0.05 N / m$ and the bubble makes an angle of $6 0^{o}$ with the tube as shown. The excess of pressure over the atmospheric pressure in the tube is :

Name: Video solution 1: A soap bubble is being blown on a tube of radius 1 cm. The surface tension of the soap solution is 0.05 N/m and the bubble makes an angle of 60o with the tube as shown. The excess of pressure over the atmospheric pressure in the tube is :
Uploaded: 2023-03-19T02:42:12.000Z
Duration: 13 min
Description: Video solution 1: A soap bubble is being blown on a tube of radius 1 cm. The surface tension of the soap solution is 0.05 N/m and the bubble makes an angle of 60o with the tube as shown. The excess of pressure over the atmospheric pressure in the tube is :

5 P a

1 P a

10 P a

20 P a

Views: 5,662 students

Updated on: Mar 19, 2023

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Liam Discussed

A soap bubble is being blown on a tube of radius

1 c m

. The surface tension of the soap solution is

0.05 N / m

and the bubble makes an angle of

6 0^{o}

with the tube as shown. The excess of pressure over the atmospheric pressure in the tube is :

12 mins ago

Discuss this question LIVE

12 mins ago

Text solutionVerified

We know

Excess pressure = \frac{2 ^{2} T}{r} E.P = \frac{2 ^{2} T}{R} sin 3 0^{\circ} E.P. = 2 \times 2 \times \frac{0.05 \times 1/2}{0.01} E.P = 2 \times 5 N / m^{2} or 2 \times 5 Pa = 10 Pa

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Question Text	A soap bubble is being blown on a tube of radius $1 c m$ . The surface tension of the soap solution is $0.05 N / m$ and the bubble makes an angle of $6 0^{o}$ with the tube as shown. The excess of pressure over the atmospheric pressure in the tube is :
Updated On	Mar 19, 2023
Topic	Mechanical Properties of Fluids
Subject	Physics
Class	Class 11
Answer Type	Text solution:1 Video solution: 2
Upvotes	252
Avg. Video Duration	8 min

A soap bubble is being blown on a tube of radius $1 c m$ . The surface tension of the soap solution is $0.05 N / m$ and the bubble makes an angle of $6 0^{o}$ with the tube as shown. The excess of pressure over the atmospheric pressure in the tube is :

Text solutionVerified

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A soap bubble is being blown on a tube of radius 1 cm. The surface tension of the soap solution is 0.05 N/m and the bubble makes an angle of 60o with the tube as shown. The excess of pressure over the atmospheric pressure in the tube is :

Text solutionVerified

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A soap bubble is being blown on a tube of radius $1 c m$ . The surface tension of the soap solution is $0.05 N / m$ and the bubble makes an angle of $6 0^{o}$ with the tube as shown. The excess of pressure over the atmospheric pressure in the tube is :