117. a soap bubble of radius 1 cm expands into a bubble of radius 2 cm. calculate the increase in surface energy if the surface tension for soap is 25 dyne/cm.​

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  1 year ago
• Aapmi mammi ko suprabhat sandesh bhejye
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  oscar95

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• 1during the morning assembly in a school, students stand in the playground in a fixed pattern of rows. each row consists of students of only one particular class. 1) there are four more rows of class 10 students than of class 5 students. 2) the number of rows of class 6 students is one less than of class 10 students. 3) one of the classes has the maximum number of rows, i.e., seven. 4) there are two rows of class 5 students. 5) there are two more rows of class 8 students than of class 5 students. 6) the number of rows of class 9 students is less than that of class 7 students. analyze ts information and answer the question given below. wch of the following is the total number of rows of class 10 students? a) 4 b)) 5 c) 6 d) 7 e) 8
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  1 year ago
• चींटी के घर को क्या कहते हैं-(अ) उपवन(ब) बॉबी​
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  adams

  1 year ago