Student Workbook For College Physics Format: Paper
4th Edition
ISBN: 9780134724805
Author: Knight, Randall D., (professor Emeritus)^jones, Br
Publisher: Prentice Hall
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Textbook Question
Chapter 8, Problem 64GP
Orb spiders make silk with a typical diameter of 0.15 mm.
a. A typical large orb spider has a mass of 0.50 g. If this spider suspends itself from a single 12-cm-long strand of silk, by how much will the silk stretch?
b. What is the maximum weight that a single thread of this silk could support?
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A glass optical fiber in a communications system has a diameter of 9.0 μm.a. What maximum tension could this fiber support without breaking?b. Assume that the fiber stretches in a linear fashion until the instant it breaks. By how much will a 10-m-long fiber have stretched when it is at the breaking point?
Orb Spiders make silk with a typical diameter of 0.15mm.
1)A typical orb spider has a mass of 0.50 g. If the spider suspended so from a single 12 cm long strand of self, by how much will the self stretch?
2)What is the maximum weight that a single strand of silk and support?
3)why do you have to lean forward when standing from a chair?
1. Orb spiders make silk with a typical radius of of 75 micrometers. Young’s modulus of spider silk: 2.0 x 109 N/m2. Tensile strength of spider silk: 1.0 x 109 N/m2. A typical large orb spider has a mass of 0.5 grams. Please answer each part of the question clearly labeled with an answer a,b,c etc
a. If this spider suspends itself from a single 12 cm long strand of silk, by how much will the silk stretch? (Give your answer in micrometers.)
b. What is the maximum weight the strand of silk from the previous problem can support? (Give your answer in N.)
Chapter 8 Solutions
Student Workbook For College Physics Format: Paper
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