diagram. This force causes both suitcases to slide to the right with a coefficient of kin bases and the surface. a) Draw a free body diagram for each suitcase. b) Calculate the acceleration of the suitcases. c) Calculate the force FAB that Suitcase B exerts on Suitcase A. d) State whether |FBA| = |FAB and explain why or why not. 4

diagram. This force causes both suitcases to slide to the right with a coefficient of kin bases and the surface. a) Draw a free body diagram for each suitcase. b) Calculate the acceleration of the suitcases. c) Calculate the force FAB that Suitcase B exerts on Suitcase A. d) State whether |FBA| = |FAB and explain why or why not. 4

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.50P: The block of weight W is pulled by the force P inclined at the angle to the horizontal. Find the...

See similar textbooks

Similar questions

The block of weight W is pulled by the force P inclined at the angle to the horizontal. Find the smallest force P and the corresponding angle that would cause impending sliding of the block. The angle of static friction between the block and the ground is s.
a. A pulley and a rope is used to lower a body of mass m kg down and man holds down the other end of the rope as shown in Fig.2. What is the force that is required to prevent the downward movement of the mass? Clearly show the Free Body Diagram in the solution. b. Explain the Newton's three laws of motion which forms the basis for formulation of Engineering Mechanics. State an example for each of the three laws in your own words. Fig.2
Q1) Yousif pushes toward the right on an 11.0 N force on the box in the opposite direction. The magnitude of the kinetic friction force between the box and the very smooth floor is 4.50 N as the box slides toward the right. Also, the magnitude of the normal force is 98 N. For the above information, find the following? a box with a force of magnitude 31.0 N. Sarah applies 6. The free-body diagram 7. The mass of the box 8. The box's acceleration in the x-direction 9. The box's acceleration in the y-direction 10. coefficient of dynamic friction Q 2) A rope pulls the block up the ramp, as shown in the figure. Find the following: 7. Draw a free body diagram for the block. 8. Write the equation that sums the forces on the block that are parallel to the ramp. 9. Write the equation that sums the forces on the block that are perpendicular to the ramp. 10. What is the acceleration of the block perpendicular to the ramp? 11. What is the friction force? a = 4.3 m/s? T = N A = 0.45 6.0 kg 0= 30°…
The free body diagram below shows the forces acting on the bob when it spins at a rate such that it hangs vertically as shown. F⃗ s, F⃗ e and W⃗ are the force due to the string, the force due to the elastic band, and the weight of the bob respectively. Mark all the correct statements below. Select one or more: a. F⃗ e is the centripetal force b. F⃗ s+W⃗ =0 c. F⃗ e+W⃗ is the centripetal force d. F⃗ s+F⃗ e is the centripetal force
the two blocks in the diagram are in static equilibrium. a) draw a force diagram and for each block and set up forces balances on each block. b) determine the tension in the rope and the mass of block 1 (M1) c) if both blocks have the same mass of 90 kg, what would the magnitude and direction of the acceleration of each block be?
Situation 1: A 50 N block rests on a surface that is inclined by e degrees. If u: = 0.35 and uk = 0.15, determine the following: A. The maximum e where the motion impends (degrees) B. If e = 15°, what is the frictional force between the block and the incline? (N) C. If e = 25°, what is the frictional force between the block and the incline? (N)
Q2: - The ladder and the person weigh 30 lb and 180 lb, respectively. The center of mass of the 12-ft ladder is at its midpoint. The angle Assume that the wall is smooth on the ladder. (a) If what is the magnitude of the friction force exerted on the ladder by the floor as shown in fig 2? (b) What minimum coefficient of static friction between the ladder and the floor is necessary for the person to be able to climb to the top of the ladder without slipping? 160 mm 20 ft/s 140 mm 200 40 mm mm 10 | 40 mm 120 mm Fig 1 Fig 2 Fig 3
QUESTION 2 Figure Q2 shows a 100 kg block is pulled by a man with a cable. The coefficient of static friction between the block and floor surface is 0.3, determine: a) the tension in the cable to stop block A form slipping down. b) the tension in the cable to start moving block A towards the man. SOALAN 2 Rajah S2 menunjukkan blok 100 kg ditarik oleh seorang lelaki dengan kabel. Pekali geseran statik antara blok dan permukaan lantai adalah 0.3, tentukan: a) ketegangan dalam kabel untuk menghentikan blok A dari tergelincir ke bawah. 60 b) ketegangan pada kabel untuk mula menggerakkan blok A Figure Q2/ Rajah S2 ke arah lelaki itu.
2. There are three pillbox hats labelled as shown containing toothpaste such that the masses of hats A, B and C are 2.5 kg, 3.7 kg, and 1.3 kg respectively. The system is released from rest and the coefficient of kinetic friction is 0.1 between the table and the hats. A) Find the tension in the string connecting the two hanging hats B and C. B) How far down does hat C travel between 0.1 seconds after release and 0.2 seconds after release? A B C
A block is being pushed on a flat surface of magnitude 45N. The force of friction on the brick is 13 N. that mass of the block is 11kg. A draw a free body diagram B what is the net force acting on the block C what is the acceleration of the block?
Mary and her sister are playing with a cardboard box on the neighborhood hill. Mary climbs into the box, the total mass of the box with Mary in it is 115 kg. The box starts at rest at the beginning of the incline. The hill is at an incline of 28 degrees with respect to the horizontal.The static and kinectic friction between the box and hill is 0.4 and 0.2 respectively. Assume the box is sliding downhill. a. What is the magnitude of the acceleration of the box? (same as Problem 3b)b. If the hill is 5m tall, what is the Mary's speed when she reaches the bottom?c. At the bottom of the hill, the ground becomes level, but the coefficients offriction do not change. How far will Mary slide before she comes to a stop?
Question 2 The wheel A and a block B are connected by a cable. The coefficient of friction of the wheel and the ground is HA = 0.4. The coefficient of friction of the block and the ground is HB = 0.3. The wheel A has mass 40 kg, and the block B has mass 30 kg, with a %3D center of gravity shown. The radius r, = 0.5m. The outer radius is 1 m. a) Determine the smallest force P (applied vertically) that will cause motion to impend. b) What type of motion is impending? (i.e. slipping/tipping at A/B)