Assume the three blocks portrayed in Figure P4.59 move on a frictionless surface and a 42-N force acts as shown on the 3.0-kg block. Determine (a) the acceleration given this system, (b) the tension in the cord connecting the 3.0-kg and the 1.0-kg blocks, and (c) the force exerted by the 1.0-kg block on the 2.0-kg block. 42 N 3.0 kg 1.0 kg 2.0 kg Figure P4.59

Assume the three blocks portrayed in Figure P4.59 move on a frictionless surface and a 42-N force acts as shown on the 3.0-kg block. Determine (a) the acceleration given this system, (b) the tension in the cord connecting the 3.0-kg and the 1.0-kg blocks, and (c) the force exerted by the 1.0-kg block on the 2.0-kg block. 42 N 3.0 kg 1.0 kg 2.0 kg Figure P4.59

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter9: Linear Momentum And Collisions

Section: Chapter Questions

Problem 30P: A 0.450-kg hammer is moving horizontally at 7.00 m/s when it strikes a nail and comes to rest after...

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A 0.450-kg hammer is moving horizontally at 7.00 m/s when it strikes a nail and comes to rest after driving the nail 1.00 cm into a board. Assume constant acceleration of the hammer-nail pair. a. Calculate the duration of the impact. b. What was the average force exerted on the nail?
27. Assume that the three blocks portrayed in Figure P4.27 move on a frictionless surface and that a 42-N force acts as shown on the 3.0-kg block. Determine (a) the accel- eration given this system, (b) the tension in the cord connecting the 3.0-kg and the 1.0-kg blocks, and (c) the force exerted by the 1.0-kg block on the 2.0-kg block. 42 N 3.0 kg 1.0 kg 2.0 kg
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o objects are connected by a light string that passes over a frictionless pulley as shown in the figure below. Assume the incline is fritionless and take m- 2.00 kg, my 7.85 kg, and -53.0 (a) Draw free body diagrams of both objects. Choose fde No e chosen Ths awer has not been graded yet (b) Find the magnitude of the accelerations of the objects. m/s (O ind the tension in the string. (d) Find the speed of each otject 2.75 s after being released from rest m/s Activate Windows GotoSern eWinw
The leg and cast in Figure P4.40 weigh 220 N (w). Deter- mine the weight wz and the angle a needed so that no force is exerted on the hip joint by the leg plus the cast. 7 110 N 40% Figure P4.40
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U) Wildl iS tne timuSt TUrte Ul the nuciedi engine III NEWLUIS? Problem 4) A tesla model X electric vehicle is driving from Boston to Lenox on 195, on a straight section of the highway, no traffic and perfect weather at 70 miles/per hour. It has a perfectly constant speed. Can you say it has no forces acting on it since there is no acceleration?
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