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The surface tension of a soap solution is 0.05 Nm-1. How much work is done to produce a soap bubble of radius 0.03 m?
  • a)
    1.8 x 10-2 J
  • b)
    2.1 x 10-3J
  • c)
    1.5 x 10-2 J
  • d)
    1.1 x 10-3 J
Correct answer is option 'D'. Can you explain this answer?
Most Upvoted Answer
The surface tension of a soap solution is 0.05 Nm-1. How much work is ...
Work done=total surface x Surface tension
=2x4πr2
=2x4x3.14(0.03)2x 0.05
=1.1x10-3J
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Community Answer
The surface tension of a soap solution is 0.05 Nm-1. How much work is ...
Work done in forming a bubble, W = 2 × S × 4πr²
W = 2 × 0.05 × 4 × 3.14 × 0.03²
W = 1.1 10⁻³ J
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The surface tension of a soap solution is 0.05 Nm-1. How much work is done to produce a soap bubble of radius 0.03 m?a)1.8 x 10-2Jb)2.1 x 10-3Jc)1.5 x 10-2Jd)1.1 x 10-3JCorrect answer is option 'D'. Can you explain this answer? for Class 11 2025 is part of Class 11 preparation. The Question and answers have been prepared according to the Class 11 exam syllabus. Information about The surface tension of a soap solution is 0.05 Nm-1. How much work is done to produce a soap bubble of radius 0.03 m?a)1.8 x 10-2Jb)2.1 x 10-3Jc)1.5 x 10-2Jd)1.1 x 10-3JCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Class 11 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The surface tension of a soap solution is 0.05 Nm-1. How much work is done to produce a soap bubble of radius 0.03 m?a)1.8 x 10-2Jb)2.1 x 10-3Jc)1.5 x 10-2Jd)1.1 x 10-3JCorrect answer is option 'D'. Can you explain this answer?.
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