Answered: The surface tension in a soap bubble of…

The surface tension in a soap bubble of 20 mm diameter, when the inside pressure is 2.0 N/m² above atmospheric pressure, is A) 0.025 N/m B) 0.0125 N/m c) 5×10-3 N/m D) 4.25 × 10-3 N/m

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Concept explainers

Pressurized pipe flow

A 15-kilometer-long pipe with a pipe diameter of one meter transports water at a speed of one meter per second. The pipe has a friction coefficient of 0.005. Calculate the frictional head loss?

Question

The surface tension in a soap bubble
of 20 mm diameter, when the inside
pressure is 2.0 N/m² above atmospheric
pressure, is
A) 0.025 N/m
B) 0.0125 N/m
C5 × 10-³ N/m
x
D)
4.25 × 10-3 N/m

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