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125_Mechanics Homework Mechanics of Materials Solution

# 125_Mechanics Homework Mechanics of Materials Solution -...

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Unformatted text preview: 61": 6:1 = 6}. = ‘P = "7.!Xl03 Pei ' .. —' __ .4 8x=-Ei-(6,-vs3-us;)=..L§v)_2_ to Jame) Z‘Ix'go‘ Likewise g ‘- £2. = «— 97.93 X/O" e = taxi-g, +5; = —293.7? no“ (a) —Ael = -do 2,. = etaooN \$7.93 no") = 583 No“ in m =. P962}; 2 ’0‘”— : Pﬁ<l+e) 3.19 rah—hm .ga... =—-L-'_ pa = %" 'vgcne) m ' =C| has-611614-”) -l 4:: —e = 293.79vto" Po (m ~Av=-‘U,’e = -(!':3.oq73(-293.Wx:o"\ = mew/0’3 m3 *2.85 A 6-in. diameter solid steel sphere is lowered .into the ocean to a point where PROBLEM 2.35 the pressure is 7.1 ksi (about 3 miles below the surface). Knowing that E = 29 X 10‘5 psi and v= 0.30, determine (a) the decrease in diameter of the sphere, (b) the decrease SOLUTION m volume of the sphere, (c) the percent-Increase m the densuty of the Sphere. . __ TI' 3 s _ . 3 For a. SO)!‘A sphere o "a? J, = 1; (6-00) ‘ 113-097 I“ = «17.63 x to“ A l (L) Lei‘ m = has: 0? sphere in -- cans+qw+. quool -.- (293--79xzo“moo%)= 0.02942, . 4 ...
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