The figure shows two wires AB and AC supporting weight W. Calculate largest weight W if the cross-sectional area of wire AB is 300 mm? and wire AC is 100 mm? with allowable stress for each wire, 100 MPa and 120 MPa respectively. B 60 A 30 W

The figure shows two wires AB and AC supporting weight W. Calculate largest weight W if the cross-sectional area of wire AB is 300 mm? and wire AC is 100 mm? with allowable stress for each wire, 100 MPa and 120 MPa respectively. B 60 A 30 W

Residential Construction Academy: House Wiring (MindTap Course List)

5th Edition

ISBN:9781337402415

Author:Gregory W Fletcher

Publisher:Gregory W Fletcher

Chapter4: Test And Measurement Instruments Used In Residential Wiring

Section: Chapter Questions

Problem 12RQ

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Question

PROBLEM 1.
The figure shows two wires AB and AC supporting weight W. Calculate largest weight W if
the cross-sectional area of wire AB is 300 mm? and wire AC is 100 mm? with allowable
stress for each wire, 100 MPa and 120 MPa respectively.
B
60
A
30
W

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