A uniformly tapered aluminum-alloy tube AB of circular cross section and length L is shown in the figure. The outside diameters at the ends are da and dB = 2d4. A hollow section of lengthand constant thickness t = A is cast into the tube and extends from B halfway toward A.t constantde- 21Bdg(a)dg(b)(a) Find the angle of twist of the tube when it is subjected to torques T acting at the ends. Use numerical values as follows: da = 2.8 in., L = 43 in., G = 3.5 × 10° psi, andT = 38,000 in. – lb. Round your answer to two decimal places.ФА(b) Repeat (a) if the hollow section has constant diameter da (see figure part b). Round your answer to two decimal places.

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A uniformly tapered aluminum-alloy tube AB of circular cross section and length Lis shown in the figure. The outside diameters at the ends are da and dg = 2d4. A hollow section of length and constant thickness t = is cast into the tube and extends from B halfway toward A. I constant dg- 21 (a) (b) (a) Find the angle of twist of the tube when it is subjected to torques T acting at the ends. Use numerical values as follows: dA = 2.8 in., L = 43 in., G = 3.5 x 10® psi, and T = 38,000 in. – lb. Round your answer to two decimal places. PA (b) Repeat (a) if the hollow section has constant diameter da (see figure part b). Round your answer to two decimal places. PB =

A uniformly tapered aluminum-alloy tube AB of circular cross section and length Lis shown in the figure. The outside diameters at the ends are da and dg = 2d4. A hollow section of length and constant thickness t = is cast into the tube and extends from B halfway toward A. I constant dg- 21 (a) (b) (a) Find the angle of twist of the tube when it is subjected to torques T acting at the ends. Use numerical values as follows: dA = 2.8 in., L = 43 in., G = 3.5 x 10® psi, and T = 38,000 in. – lb. Round your answer to two decimal places. PA (b) Repeat (a) if the hollow section has constant diameter da (see figure part b). Round your answer to two decimal places. PB =

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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British Gravitational Bg System Of Units

Measuring is the comparison of a particular physical quantity with its reference value. A unit is a fixed physical quantity. The length is a physical quantity. A physical quantity is the product of a unit and the numerical value we need to compare with. 

Question

A uniformly tapered aluminum-alloy tube AB of circular cross section and length L is shown in the figure. The outside diameters at the ends are da and dB = 2d4. A hollow section of length
and constant thickness t = A is cast into the tube and extends from B halfway toward A.
t constant
de- 21
B
dg
(a)
dg
(b)
(a) Find the angle of twist of the tube when it is subjected to torques T acting at the ends. Use numerical values as follows: da = 2.8 in., L = 43 in., G = 3.5 × 10° psi, and
T = 38,000 in. – lb. Round your answer to two decimal places.
ФА
(b) Repeat (a) if the hollow section has constant diameter da (see figure part b). Round your answer to two decimal places.

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