Q.9 If n is the ratio of internal and external diameter of a hollow shaft, the ratio of the weight of the hollow shaft and solid shaft in order to have same strength, will be 1-n? (a) (1-n²)"² 1-n2 1/2 (b) 2/3 1+n3 1+n (c) (d) (1+ n*)"² 1/2 2/3

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A:

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Q: max = Amax=

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Q: 32 3" fo=3000 ps fy= NWC = Mn=?, Tied bars. 28 = 60 ksi 多#9 14

A:

Q: Define Hansen, Vesic equation ?

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Q: Problem 1 Fill the table and use 25% expansion factor Fill Vol. Station Cut, ft? Fill, ft? Cut Vol.…

A: Volume =Avg Area ×LengthAvg Area =A1+A22Volume yd3=A1+A22 ×Length27 Fill (25%)=fill/1.25

Q: 2) fk= 4000 poi us= 150 pcf fy= 60ksi 36" FIND a) McR b) tc ce TOp) d fs @ Mr B0 c) tc ts e m 120…

A: Given - f'c = 4000psi W = 150pcf Fy = 60ksi

Q: STA BS HI FS IFS ELEV BMa 1.265 225.70 0+00 3.5 +15 2.8 TP1 3.478 0.95 0+20 2.1 +25 3.2 3.6 +30 +35…

A:

Q: Table z/b 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 z/b of 0.7 Variation of Aalq with z/b and x/b 0…

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Q: Complete the table below. LINE BEARING DIST (M) AB N 57° 59.7° W 37.736 97.129 BC N 87° 3' E CD S…

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A: Base, b = 24 ft12+90C6.4C3.6C5.743.6040.812+30C3.1C4.9C4.330.4035.2

Q: Complete the table below. LINE BEARING DIST (M) AB N 58° 46.9' E 38.588 BC S 57° 59.7' E 37.736 CD S…

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Q: Complete the integration: 1 Scos"2niax - an2x -an'2x+c Determine the value of "?".

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Q: 5kN/m l l J 20meteor τι ι τ 1) Draw SFD and BMD. 2) Provide expressions for S.F and Bim e Calculate…

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Q: And

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Q: What is Xi+1 in the table below using Secant Method? Xi-1 f(Xi-1) f(Xi) f(Xi) Xi+1 0.0702 -1.5331…

A:

Q: Convert the following Reduced Bearings into WCB. • N 65° E • 439 15' E S 52º 33' W •N 32º 42' W

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Q: PART-O 4 UNna Matu's sule, fund valuss $ draw element at + O Pumapal elsment direton 1100MP. 20OMPE…

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Q: The expression shown is a simplification of which of the following choices  -In cosx+1/2 cos^2x + c

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Q: Can you please explain further where did you get the tan theta = 4/3?

A: Truss

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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?