Box A is on top of Box B is on flat table. The boxes and the table are all atrest. Which of the following is TRUE? I.*L. The Force exerted by box B on box A is epual in magnitude to the weight of box A.II. The Force eaerted by the table on box B is expual in magnitude to the weight of box B.1II. The Force exerted by the table on box B is eepual in magnitude to the force exerted by box Aon box B.I onlyI and IIII and I!Il and III

By fbd of A Force by B on A = mA×g = weight of A So first statement is correct By fbd of system…

Answered: Box A is on top of Box B is on flat…

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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1. Two blocks connected by a light horizontal rope sit at rest on a horizontal, frictionless surface. Block A has mass 15.0 [kg], and block B has mass m. A constant horizontal force F = [60.0 N] is applied to block A. In the first 5.00 [s] after the force is applied, block A moves 18.0 [m] to the right. a. Draw the free body diagram of block A and Block B. Draw thex and y axis. (Hint: The string is taut all the time) b. What is the acceleration of block A in the first 5.00 [s] if both blocks start from rest? c. Solve for the unknown mass m.
A skydiver jumps out of a plane. She quickly accelerates to a constant velocity. Which statement is true regarding her descent during freefall? A. She experiences no forces acting on her.B. She experiences no air friction forces on her.C. She experiences no gravitational forces acting on her.D. She experiences equal and opposite forces acting on her.
A 50.0 kg athlete is suspended motionless from the end of a light rope attached to the ceiling. 1. Draw a free-body diagram for the athlete. 2. Draw a free-body diagram for the rope. 3. Determine the athlete’s weight. 4. What are the magnitude and direction of the force that the rope has exerted upon the athlete? 5. Calculate the tension force found on the upper end of the rope. Two ropes of negligible mass hold a large steel ball of mass = 4.09 ✕ 10 6 g such that it is motionless, as shown below. 1. Draw a free-body diagram for the ball. 2. Calculate the weight of the ball in N. 3. Identify the along the vertical. 4. Determine the tension force TB in the rope with a 45-degree angle from the vertical. 5. Determine the tension force TA in the horizontal rope.
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5. You are messing around with two textbooks and you place one on top of the other. You lift the lower book at one side to make a ramp. Draw a free-body diagram for the upper book while the books are still ying flat on the table.- a. There are two forces on the book. top b. Draw a free-body diagram for the upper book while the lower book is at an incline. There are three forces on the top book, now. What happens to the magnitude of the normal force exerted on the upper book once the lower book is lifted? Does it get bigger, smaller, or stay the same? с.
QUESTION 15 Two blocks are attached by massless strings and accelerated to the right on a frictionless horizontal surface by TB. The masses are m₁ = 2.0 kg and m2 = 3.0 kg. The acceleration of the block 1 is 5.0 m/s². Match the answers with questions. TA TB m₁ m₂ A. 25 N, to the left ✓ Tension force TA on block 1 B. none of the given ✓ Tension force TA on block 2 C. 15 N, to the left D. O E. 25 N, to the right F. 15 N, to the right G. 10 N, to the right H. 10 N, to the left
Situation 01. A 60-kg block is at rest when an upward force parallel to the 15° surface is applied. If Hie = 0.18, and ,= 0.23, a. Determine the acceleration if P=180N. b. Determine the acceleration if P= 320N.
Two objects with masses of 3.00 kg and 5.00 kg are connected by a light string that passes over a frictionless pulley. Determine… a) the accelertaion of each object b) the tension in the string c) if the mass of the 3.0 kg object is increased to 5.0 kg – what is the tension in the string?
A 2.0 kg box is at rest on a flat horizontal surface. A continuously applied force is then exertedon the box. When the applied force just exceeds 5.0N the box then begins to move. Q1. Construct a free-body diagram for the box at the moment when the applied force is 5.0N. Q2. Determine the magnitude of the peak static friction force and the corresponding coefficientof static friction.
38. A 35-kg crate rests on a horizontal floor, and a 65-kg person is stand- ing on the crate. Determine the magnitude of the normal force that (a) the floor exerts on the crate and (b) the crate exerts on the person.
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(b) Two surfaces are in contact with the 4.0 kg block, the 2.0 kg block and the floor. In what directions do the two friction forces act on the 4.0 kg block? A. Both act to the left B. Both act to the right C. The force between the two blocks acts to the left and the force between the 4.0 kg block and the floor acts to the right D. The force between the two blocks acts to the right and the force between the 4.0 kg block and the floor acts to the left (c) Using this question, draw a free body diagram for each for each of the blocks in your notebook. ! No, that's only partially correct

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