the reaction time: equation = (2d/g)½ where d is the average displacement and g = -9.8 m/s2.d Derive the equation above in calculating reaction time. State any assumptions made in deriving the equation

the reaction time: equation = (2d/g)½ where d is the average displacement and g = -9.8 m/s2.d Derive the equation above in calculating reaction time. State any assumptions made in deriving the equation

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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W₁ Ay Submit X Consider the beam shown in (Figure 1). Suppose that w1 = 800 N/m and w2 = 500 N/m. B₂, By = 3 m Part A Determine the y component of reaction at A using scalar notation. Express your answer to three significant figures and include the appropriate units. Submit μᾶ Value vec Units My Answers Give Up W₂ 3 m Part B Determine the x and y components of reaction at B using scalar notation. Express your answers using three significant figures separated by a comma. 5 ΑΣΦ | 47 My Answers Give Up ? B po P ? kN
Consider the frame shown in (Figure 1). Suppose that F = 750 N. Figure 2 m 3 m B 600 Nm 4 m 1 of 1 Part A Determine the reaction at roller A Express your answer to three significant figures and include the appropriate units. Ay = Submit Part B μA Value B₂, By = Submit Request Answer Determine the horizontal and vertical components of reaction at pin B. Express your answers in newtons to three significant figures separated by a comma. Units [V—| ΑΣΦ | ↓↑ vec Request Answer < Return to Assignment ? Provide Feedback wwwww ? N
WHILE USING RAYLEIGH-RITZ METHOD TO ESTIMATE THE NATURAL FREQUENCIES OF A CANTILEVERED BEAM FIXED AT X=0 AND FREE AT X=L WHICH OF THE FOLLOWING FUNCTIONS ARE ADMISSABLE RITZ-BASIS FUNCTIONS FOR STRASVERSE DISPLACEMENT ? 141 A) WOC) = x² UT B) W (x) = x² c) w(x) = NONG OF THESE MAKAWAD KHA asutus ZPLXZP
Q4/ The solid shown consists of a cone of radius (r) and height (h₁) and a cylinder of radius (r) and height (h₂), the dimensions at any time (t) are given by: r = 2 + t h₁ = 3t²-t, h₂= t³ - (1²/2) S Using the Chain Rule for partial derivatives to find the rate of changing in volume of the solid (V) at (t = 1) Ans./ 40T hl h2
Consider the compound beam shown in (Figure 1). Assume C is a roller, B is a pin, and A is fixed. Suppose that w = 16.5 kN/m. Figure -3 m B 6 m < 1 of 1 Part A Determine the component of the reaction at the support A. Express your answer to three significant figures and include the appropriate units. A₂ = Submit Part B A₁ = Value μA Request Answer μÀ Value Pearson Determine the y component of the reaction at the support A. Express your answer to three significant figures and include the appropriate units. C → Units Units ? ? L 1. Privacy Policy Permissions Contact Us | Review
3. The tank shown has a parabolic curve gate at the bottom right side of length h perpendicular to the paper. The parabola has a vertex at the center of the hinge A. The parabola is defined by the equation in the X-Y coordinate system as shown. Neglecting the weight of the gate and the vertical reaction at the bottom end B of the gate, show the following if the unit weight of the liquid is y. (a) The magnitude of horizontal component of the hydrostatic force on the curve AB is 4.5yh³. 14 (b) The location of the horizontal component is ―h below 17 the x axis. (c)The magnitude of the vertical component of the hydrostatic force on the curve AB is yh³. 26 3 (e)The magnitude of the horizontal force P just to prevent the opening is yh³. Liquid surface 27 (d) The location of the vertical component ish from the y axis is 26 124 3 4h 27 - h. 26 hinge 2h
In (Figure 1), P = 450 N. Determine the components of reaction at C. Figure -1.5 m-1.5 m 1.5 m 1.5 m- 2 m 2 m E 1 of 1 ▾ Part A Determine the horizontal component of reaction at C. Express your answer to three significant figures and include the appropriate units. CT= Submit Part B for Part A for Part A undo for Part A redo for Part A reset for Part A keyboard shortcuts for Part A help for Part A Cy= Value Units Request Answer Determine the vertical component of reaction at C. Express your answer to three significant figures and include the appropriate units. for Part B for Part B undo for Part B redo for Part B reset for Part B keyboard shortcuts for Part B help for Part B Value Units Submit Request Answer < Return to Assignment Provide Feedback
Given: The beam shown below: E=constant I,=constant P, = p;(L –x) %3D Free end Fixed end Required: 1) Derive the equations as functions of the independent variable and the input variables for Vy, M Oxx, Exx, and vo. 2) Plot the graphs of the above five variables in the order listed above as functions of the independent variable.
From the given frame shown. Calculate the vertical reaction at A? if q =14.31 , and L=8.94. Answer in two decimal places 3ql ql. ql A 2L
A hollow steel tube (1) with an outside diameter of 2.75 in. and a wall thickness of 0.25 in. is fastened to a solid aluminum rod (2) that has a 2 in. diameter and a solid aluminum rod (3) that has a 1.375 in. diameter [Est =30,000 ksi, Eat =10,000 ksi]. The bar is loaded as shown in figure below, Determine: (1) the displacement of point D with respect to the fixed support at A. (2) the maximum normal stress in the entire axial assembly. (3) the normal strain in the steel tube (1). 34 kips 18 kips 25 kips (1) (2) (3) D B 34 kips 18 kips 60 in. 40 in. 30 in.
5. A nail and a hammer are modeled by a linear spring and an incident mass according to the figure. (The nail is supposed to be driven into a piece of very hard wood and cannot move into the wood for the velocity given to the hammer). m EA k The hammer has an initial velocity vo = 5m/s and a mass m= 0.7 kg. The nail is made of steel E = 210 GPa and the cross section is square A = 2 x 2 mm, with a length L = 0.1 m. Determine the maximum force Fmax reached in the contact between hammer and nail and the duration At of the force pulse.
Consider the two-member frame shown in (Figure 1). Neglect the thickness of the members. Assume A, B and C are pins. Suppose that w = 5.5 kN/m. Figure 2 kN/m 6 m 6 m 1 of 1 2.5 m 4 m Determine the x and y components of the reaction at A. Express your answers using three significant figures separated by a comma. ► View Available Hint(s) Az, Ay = Submit IVE ΑΣΦ ↓↑ vec - 6.74,32.67 Part B Previous Answers Request Answer X Incorrect; Try Again Determine the x and y components of the reaction at C. Express your answers using three significant figures separated by a comma. ► View Available Hint(s) IVE ΑΣΦ Screenshot ,Cy= 14.74,34.33 kN vec kN