Collars A and B slide along the fixed right-angle rods and are connected by a cord of length L = 4 m. Determine the acceleration of collar B when y = 1.8 m if collar A is given a constant upward velocity Va = 1.91 m/s. The acceleration of B is positive if to the right, negative if to the left. L. B Answer: ag = i m/s?

Collars A and B slide along the fixed right-angle rods and are connected by a cord of length L = 4 m. Determine the acceleration of collar B when y = 1.8 m if collar A is given a constant upward velocity Va = 1.91 m/s. The acceleration of B is positive if to the right, negative if to the left. L. B Answer: ag = i m/s?

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

Collars A and B slide along the fixed right-angle rods and are connected by a cord of length L = 6.2 m. Determine the acceleration of collar B when y = 2.1 m if collar A is given a constant upward velocity VA= 1.50 m/s. The acceleration of B is positive if to the right, negative if to the left. Answer: ag B m/s²
Collars A and B slide along the fixed right-angle rods and are connected by a cord of length L = 6.5 m. Determine the acceleration of collar B when y= 2.4 m if collar A is given a constant upward velocity VA = 2.36 m/s. The acceleration of B is positive if to the right, negative if to the left. A Answer: ag = L B 111x m/s²
Collars A and B slide along the fixed right-angle rods and are connected by a cord of length L = 4.3 m. Determine the acceleration of collar B when y = 1.3 m if collar A is given a constant upward velocity VA = 2.81 m/s. The acceleration of B is positive if to the right, negative if to the left. A Answer: ab = L i B m/s²
Problem 2: Inputs: ● ● a = 300 mm b = = 300 mm c = 400 mm F₁ = 5 KN F₂ = 1 kN F3 = 3 kN F4 = 4 KN (a) Compute the net moment created by all forces about point O. (b) Compute the net moment created by all forces about point P. a O F₁ b F₂ Use the scalar approach (not the cross product) and use the table shown below. P F4 30° F3
Compute the reactions at A, B, and C using the force method of analysis. Assume El is constant. You may use ay "Deflections" from the front cover of the book to solve. 3 k/ft C A 10 ft 10 ft B.
Pin A, which is attached to link AB, is constrained to move in the circular slot CD. Knowing that at t = 0 the pin starts from rest and moves so that its speed increases at a constant rate of 0.8 in/s?, determine the magnitude of its total acceleration when (a) t = 0 (b) t = 25. D C 3.5 in. A B
8/111 We will see when we study friction in Chapter 6 that a very large force T can be required to raise the 10-kg body when the cable is wound around a fixed rough cylinder as shown. For the static- equilibrium values shown, determine the force and moment reactions at point O. The 0,.3-m di- mension refers to the point A where the cable loses contact with the cylinder. Neglect the weight of the fixed cylinder. Ans. O, = -14 900 N, O, = 24 400 N %3D 8890 N M = - 19 390 N m, My = - 12 120N m x, M, 857 N.m T = 30 kN %3D 30° 20 0.8 m 30 mm 0.3 m 10 kg Problem 3/111
The 687-N force is applied to the 119-kg block, which is stationary before the force is applied. Determine the magnitude and direction of the friction force F exerted by the horizontal surface on the block. The force is positive if to the right, negative if to the left. H = 0.78 Hk = 0.60 Answer: F= i 32° P = 687 N ! N
The 2.5-kg collar is at rest in position A when the constant force Pis applied as shown. Determine the speed of the collar as it passes position B if P = 45 N. The curved rod lies in a vertical plane, and friction is negligible. F1.5 m 42° B 3.0 m 42 Part 1 How much work Upis done by the force P = 45 N on the collar? Answer: Up = i N-m
The 5-kg collar has a velocity of 5 m/s to the right when it is at A (Figure 3). It then travels down along the smooth guide. Determine the speed of the collar when it reaches point B, which is located just before the end of the curved portion of the rod. The spring has an unstretched length of 100 mm and B is located just before the end of the curved portion of the rod. 200 mm A wwww... 200 mm k = 50 N/m B
Calculate the vertical reaction at B. Let P = 8 kips and W = 3 kips/ft Assume A is a roller and B is a pin. Note: 1. Indicate the Minus sign (-) if the answer is negative/going downwards. For positive answer, no need to write the (+) sign. W A P P -8 ft7 ft7 ft7 ft-
The 719-N force is applied to the 109-kg block, which is stationary before the force is applied. Determine the magnitude and direction of the friction force F exerted by the horizontal surface on the block. The force is positive if to the right, negative if to the left. H₂ = 0.83 H = 0.59 Answer: F= i 21° N P = 719 N