Three blocks are now arranged vertically as shown. A 40 N is applied to the top of the block to prevent the blocks from falling. Which arrangement will minimize the tension in the two strings (minimize T1+ T2) Assume that g= 10 m/s? 40 N 40 N 40 N 1 kg 1 kg 2 kg T, 2 kg 1 kg 1 kg T2 T2 T2 2 kg 1 kg b. 1 kg d. None of the choices с. а.

Three blocks are now arranged vertically as shown. A 40 N is applied to the top of the block to prevent the blocks from falling. Which arrangement will minimize the tension in the two strings (minimize T1+ T2) Assume that g= 10 m/s? 40 N 40 N 40 N 1 kg 1 kg 2 kg T, 2 kg 1 kg 1 kg T2 T2 T2 2 kg 1 kg b. 1 kg d. None of the choices с. а.

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter4: The Laws Of Motion

Section: Chapter Questions

Problem 34P: Two blocks, each of mass m, are hung from the ceiling of an elevator as in Figure P4.33. The...

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Two blocks are connected by a rope that passes over a massless and frictionless pulley as shown in the figure below. Given that m1 = 18.50 kg and m2 = 11.56 kg, determine the magnitudes of the tension in the rope and the blocks' acceleration. T=?N. a=?m/s^2
The mass of the coffee filter is 10.0 g. It is positioned 2.0 m from the ground and is released with no initial velocity. Using the data in Table 3, determine the terminal velocity of the filter and the velocity of the filter relative to the air? trial1: t(s)=2.94 trial2: t(s)=2.81 trial3: t(s)=3.05
Two blocks of masses 20 kg and 8.0 kg are connected together by a light string and rest on a frictionless level surface. Attached to the 8-kg mass is a second light string, which a person uses to pull both blocks horizontally. If the two-block system accelerates at 0.5 m/s2, what is the tension in the second string attached to the 8-kg mass? a. 14 N b. 6.0 N c. 10 N d. 4.0 N
Three F forces 1 = (2.00î + 2.00ĵ) N, F2 = (−5.00î− 3.00ĵ) N and F3 = (4.50î) N act on a body, initially at rest, producing an acceleration equal to 3 , 60m s 2 ⁄. (a) What is the direction of the acceleration vector in relation to the x-axis> 0? (b) What is the body mass? (c) What is the speed of the body after 10.0s? (d) What are the components of the velocity vector after 10.0s? Answers: (a) θ ≅ 326.3 °; (b) m = 0.500kg; (c) v = 36,0m⁄s and (d) vx = 30,0m⁄s and vy = −20,0m⁄s.
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four penguins that are being playfully pulled along very slippery (frictionless) ice by a curator.The masses of three penguins and the tension in two of the cords are m1 = 12 kg, m3 = 15 kg, m4 = 20 kg, T2 = 111 N, and T4 = 222 N. Find the penguin mass m2 that is not given.
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