# Patricia Physics Question re: Mmass

Jun 25th, 2014
HelloWorld
Category:
Physics
Price: \$25 USD

Question description

A sign (mass 2300kg ) hangs from the end of a vertical steel girder with a cross-sectional area of 0.014m2 . Ignore the mass of the girder itself. The elastic modulus for steel is 2.0×1011N/m2.

Part A What is the stress within the girder? Express your answer to two significant figures and include the appropriate units. stress =
Part B What is the strain on the girder? Express your answer to two significant figures. strain =

Part C If the girder is 6.30m long, how much is it lengthened? Express your answer to two significant figures and include the appropriate units. Δℓ =

(Top Tutor) Daniel C.
(997)
School: UCLA

Studypool has helped 1,244,100 students

## Review from our student for this Answer

Sigchi4life
Jun 25th, 2014
"The best tutor out there!!!!"

1820 tutors are online

Brown University

1271 Tutors

California Institute of Technology

2131 Tutors

Carnegie Mellon University

982 Tutors

Columbia University

1256 Tutors

Dartmouth University

2113 Tutors

Emory University

2279 Tutors

Harvard University

599 Tutors

Massachusetts Institute of Technology

2319 Tutors

New York University

1645 Tutors

Notre Dam University

1911 Tutors

Oklahoma University

2122 Tutors

Pennsylvania State University

932 Tutors

Princeton University

1211 Tutors

Stanford University

983 Tutors

University of California

1282 Tutors

Oxford University

123 Tutors

Yale University

2325 Tutors