A 20.0-m tall hollow aluminum flagpole is equivalent in strength to a solid cylinder 4.00 cm in diameter. A strong wind bends the pole much as a horizontal force of 1200 N exerted at the top would. f = 1200 N How far to the side does the top of the pole flex in mm? Assume the shear modulus is 2.5x1010 N/m2. ΔL =

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A: Given: Diameter=10mm Therefore, =5mm Shear stress=60Mpa.

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Q: Consider the effect of wires hung on poles in which the left wire made an angle 29° below the…

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Q: A shear force of 350 N is applied to one face of an aluminum cube with sides of 30 cm while the…

A: Given :            Force F = 350N            Side   S = 30cm =0.3m            The shear modulus for…

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A: Given,breaking stress of the string, 9.2 ×108 N/m2strain, 2.00lengthh of the thread, L = 3.0 cmcross…

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A: Given data, Force F=380 N Length L0=2.08 m Young's modulus Y=2×1011 Pa Change in length ∆L=0.2×10-2…

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Q: The femur bone in a human leg has a minimum effective cross section of 2.85 cm² and an ultimate…

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Q: A man with a mass of 70.5 kg stands on one foot. His femur has a cross-sectional area of 8.00 cm and…

A: mass of man (m) = 70.5 kg weight (w) = m×g = 70.5×9.8= 690.9 N Cross sectional area of femur (A) = 8…

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Q: A 20.0-m tall hollow aluminum flagpole is equivalent in strength to a solid cylinder 4.00 cm in…

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Q: Young's modulus

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Q: Problem 12:   Consider the effect of wires hung on poles in which the left wire made an angle 29°…

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A: Given: Length of each beam, L=4 m Area of cross-section,A=7.5×10-3 m2 Load, W=4.5×104 N Young's…

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Q: Assume Young's modulus for bone is 1.50 x 1010 N/m2. The bone breaks if stress greater than 1.50 x…

A: Given :      Young's modulus for bone, Y = 1.50*1010 N/m2       Stress to break the bone, S =…

Q: Two strips of metal are riveted together at their ends by four rivets, each of diameter 6.0 mm. What…

A: Given, Diameter of the metal bar, d = 6.0 mm = 6.0 × 10–3 mRadius, r = d/2 = 2.5 × 10-3 m Maximum…

Q: 25. Philip stands at the end of the diving board, 2m from its point of attachment. If the board is 1…

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Q: A circular steel wire 2.4m long must stretch no more than 0.24cm when a tensile force of 420 N is…

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