2. Two squirrels are sitting on a rope as shown. The tension in segment BD is TBD = 6.4 N an angle of o = 41 degrees. The tension in segment AB is TAB = 5.568 N. Find the weight the squirrel at B and the angle a. D B A SA 2013 Michael Swanbom
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- A. 700 N 100 N Dick and Jane stand on a platform of negligible weight, as shown in the figure. Dick weighs 700 N, and Jane weighs 400 N. Jane is pulling down on the rope creating tension in it and supporting some of her weight. Assume the platform is in _equilibrium approximately what is the downward force that Jane is exerting on the platform? ON B. C 370 N D. E. 50 N DICK 33 N JANE 400 N5. DETAILS Three boxes, A, B, and C, are placed on a frictionless surface as shown in the diagram below. с Additional Materials Reading OSCOLPHYS2016 4.5.WA.048. B If you push on box A with a force of 8.25 N, find the contact force (in N) between each pair of boxes. Here m 5.15 kg, ma 3.40 kg, and me 1.50 kg. contact force between A and B contact force between B and C MY NOTES PRACTICE ANOTHER NTwo forces are simultaneously acting on a 4.0 kg object on top of a frictionless surface. The forces are 12 N upward and 16 N to the right, yielding a net force as shown in the figure. NET FORCE. What is the magnitude of the net force F? 12 N 4.0 kg A. 5.3 N OB. 11 N OC. 20 N OD. 28 N E. 400 N 8 16 N F. net +X
- 6. A box is on a ramp inclined at 25° to the horizontal. The coefficient of static friction is .30, and of kinetic friction .20. 1²=30 pe Me=20m a. The box slides down the ramp. b. The box stays on the ramp without slipping. c. The box first slips, but then stays fixed after slowing down. d. We need the mass of the box to answer the question. 3250 www th mg OL M = mg COSTSWhat is T?A supermarket pushcart is being pushed at 45 degrees with respect to the horizontal from the starting point to the cashier, which is 25 feet away. The cart is 5kg, it contains 2 boxes of 10-1b flour and seven packs of half-kilogram sugar. The coefficient of friction between the wheels and the floor is 0.03. a. What force is required? b. How much force is required?
- 8. Two 14-kg blocks are connected with a light rope pand the system is accelerating at 1.8 m/s°[Right]. The coefficient of kinetic friction between the blocks and the floor is 0.35. A F. a) Calculate the magnitude of the applied force, F,. b) Calculate the tension in the rope between block B and A.D A 30° 40 kg B 1. Draw the Free Body Diagram (FBD) for ring A. 2. What is the tension force felt by wire AB and wire AD? Please write answer on a sheet of Engineering paper and submit a legible copy in PDF format. No late quizzes will be accepted after the 10 min deadline.12. A 24 lb sign is hung from above and from the side by two light and non-stretchable cables. Each cable is attached to the top-center of the sign. The left most extending to the ceiling an angle of 56 degrees relative to the leftwards horizontal direction. The second cable is attached to an adjacent wall horizontally. What is the tension in the horizontal cable? a. 0 lbs b. 12 lbs 16 lbs 24 lbs C. d.
- Pls help10. The drawing shows a baggage carousel at an airport. Your suitcase has not slid all the way down the slope and is going around at a constant speed on a circle (r = 10.0 m) as the carousel turns. The coefficient of static friction between the suitcase and the carousel is 0.70, and the angle 0 in the drawing is 23.0°. Find the speed of your suitcase. m/s 60 ssf60 ssf60 ssf60 ssf60 s. sf60 ssf60 ssf60 sio0 ssfo Ossf60 ssf60 sf60 st ssf60 ssf60 ssf60 ssf60 ssf60 ssf60 ssf60 ssfe3. 7.00 kg 3.00 kg 7.00 kg What is the force by tension above the single 7kg bucket hanging on the left? A 68.6 N В. 80.7 N C. 40.3 N D. 12.11 N Page 4 I 21 Q +