7. Three masses are hanging vertically as shown in thedrawing on the right. Assume the pulleys arefrictionless and the system is in static equilibriumwith m2, m3 and 2 values given in the table below,what are the values of mi and O?oinvole ns02m.mm2m375.0g150.0g30.0°hivom olidw qaan diw nweb gnivom olidw oh

Answered: Image /qna-images/answer/94782aee-e72c-4f5e-ae28-53e30e24e7ea.jpg

Answered: 7. Three masses are hanging vertically…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Needs Complete solution with 100 % accuracy.
Determine the magnitude of the pin force at A. Assume W-640 lb, a-5.5 ft, b=3.9 ft,r-8 in. W C Answer: A = i B A D lb
The force F in the figure keeps the 8.3 kg block and the pulleys in equilibrium. The pulleys have negligible mass and friction. Calculate the tension T in the upper cable. T
2. A brake consists of members AB, CB and pulley D as shown in figure. A string supporting a weight P-1800N passes through over pulley D. the other end of the string is secured to the wall. r=0. Im. AD=0.2m, BD=0.4m, .Determine the reaction forces at points A and the internal force of rod BC. The weight of the members and pulley are negligible- D B
Four l-in.-diameter pegs are attached to a board as shown. Two strings are passed around the pegs and pulled with the forces indicated. Determine the resultant couple acting on the board. 25 lb 35 lb B. 6 in. 35 lb 8 in. 25 lb Select one: а. 520 lb-in O b. 410 Ib-in c. 660 Ib-in O d. 320 lb-in
A uniform meterstick is supported at the 50 cm mark. A 25N weight is placed at the 10 cm mark. Where should a 200N weight be placed for the meter stick to be in equilibrium? a.1.25 cm mark b. 45.5 cm mark c. 51.3 cm mark d. 80.0 cm mark
Figure for Question # 18. Y 18. A uniform plank is supported by two equal 120-N forces at X and Y, as shown. The support at X is then moved to Z (half-way to the plank center). The supporting forces at Y and Z are then: * O A. F_Y=240 N, F_Z=120 N O B. F_Y=200 N, F_Z=40 N O C. F.Y=40 N, F_Z=200 N O D. F_Y=80 N, F_Z=160 N O E. F_Y=160 N, F_Z=80 N
Q7. For the Biomechanics experiment, use the diagram shown below, if Weight= 1.96 N, rw= 49.5 cm, rf= 9.5cm Find:- A. force by the sensor. B. the torque in counterclockwise C. the torque clockwise. Elbow Hinge TF "Fulcrum" Biceps turnbuckle under tension O Tw O Elbow (Fulcrum) O Biceps muscle under tension, 7 Weight
Please answer the question in the picture below. Thank you so much for your help!!
A box of mass 5 ?? is placed 1.5 ? at the end of a plank pivoted in the middle. Anotherbox of mass 15 ?? is placed somewhere to balance the system.a. Find the weight of the two crates. [4 marks]b. Find the location of the other box in the balanced system. [3 marks]c. The first box is replaced with a box of weight 17 0 ? at 0.7 ? from the pivot.What is the new location of box two to balance the system?
23. The diagram below shows a door viewed from above. Much to their parent's annoyance, two kids are fighting over opening/closing the door - do not do this at home! (Note that the door does not have a latch exerting any force on it) The diagram below shows the force that child A is exerting on the door: of magnitude F in the south direction, a distance of L/3 from the hinge. N wefe W E S F hinge L/3 L Child B decides to exert a force on the edge of the door, as far as possible from the hinge. What is the magnitude and direction of the force that child B must exert if the door does not move? A) Force of magnitude F in the north direction B) Force of magnitude F in the east direction C) Force of magnitude F/3 in the north direction D) Force of magnitude F/3 in the west direction
2. Use the equilibrium conditions to find the weights w1, w2, and w; required to balance the mobile. Hint: start from the bottom rung and apply the conditions for equilibrium, then work your way up. 4 cm 8 cm 5 cm 1 cm W3 2 cm 4 cm w2 W1 0.5 N

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