Answered: List three factors that impede…

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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The 1.5-in (0.125- ft) gap between two large plane surfaces is filled with SAE 30 oil at 80 deg F (μ = 0.0063 lb-sec/ft^2). What force is required to drag a very thin plate of 5-ft^2 area between the surfaces at a speed of 0.5 ft/s if this plate is equally spaced between two surfaces?
Problem 1: 2m 2m 3m Im Im 2m Am 5m 3m 3m A2 A2 5m 4m 4m 4m 4m 2m A3 7m 9m 8m 4m A3 4m A4 2m 2m 3m 3m Im ANSWER E ONLY 3m 6m 4m Im 5m A4 The top view of Lake Chan is shown in the figure on the left. Cross sections A2, A3, and A4 of Lake Chan are shown on the right. Compute for the ff: (a) Area of A2, A3, and A4 (b) Total Volume using Average End Area Method in m3 (c) Area of mid-section between A1 and A2, A2 and A3, A3 and A4, A4 and A5 (sketch each mid-section) (d) Total Volume using Prismoidal Method in m³ (e) Difference between total volumes acquired from the two methods
8) The radius of the moon is roughly 1080 miles. The acceleration of gravity at the surface of the moon is about 0.165 where g, g is the acceleration of gravity at the sinface of the earth. Determine the velocity of escape for the moon. /172 miser
4. An iPhone is thrown vertically upward and returns to earth in 10 sec. How high did go (in m) and what was the initial velocity (in m/s)?
I need to find the value of the force
What is the moment of inertia of a circle of radius 5m. with respect to its tangent?
Two roads are intersecting at a point of chainage 1250.000 meters. The angle of deflection is 30 degrees. A curve of a radius 100.000 is suggested by a civil engineer. Draw the curve and illustrate all the elements of the curve. Calculate the required information needed to set out the curve on the field. B X2 x2 I
Given the parabola 3x2 + 40y – 4800 = 0. (a) What is the area bounded by the parabola and the x-axis? (b) What is the moment of inertia, about the X-axis, of the area bounded by the parabola and the X-axis? (c) What is the radius of gyration, about the area bounded by the parabola and the X-axis?6. Determine the reactions at A and B on the Fink truss shown in the figure. Members CD and FG are respectively perpendicular to AE and BE at their midpoints.
The traffic light below consists of a rigid pole and rigid arms. Since the pole and arms are rigid, the force and moment due to the weight of the traffic lights are transferred to the foundation support at point O. The foundation support at O is embedded securely in the ground. 25 A 35' 25 B 100 lb 100 lb 100 lb How many total forces and moments is the foundation support at point O capable of exerting on the pole? six three two one 660
A ball is thrown with an initial velocity of 100 ft/s upward at 60° with the horizontal. When the range is 5Oft from its original position, compute the normal acceleration of the ball and its radius of curvature.
Ball 1 is launched with an initial vertical velocity v₁ = 179 ft/sec. Ball 2 is launched 3.4 seconds later with an initial vertical velocity v₂. Determine v₂ if the balls are to collide at an altitude of 317 ft. At the instant of collision, is ball 1 ascending or descending? 11, 12 Answer: V₂ = ft/sec
A particle moving in the x-y plane has a position vector given by r = 1.95t2i + 0.56t3j, where r is in inches and t is in seconds. Calculate the radius of curvature ρ of the path for the position of the particle when t = 2.3 sec. Sketch the velocity v and the curvature of the path for this particular instant. Answer should be ρ=________ inches

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List three factors that impede acceleration or deceleration.