John starts pushing on a 100 kg bench with a force of 380 Newtonsbecause he wants to move it down the road. What is the size of thefriction force acting on the bench if the coefficient of kinetic friction is0.2?Round your answer to the nearest whole number. Do not type in any units.

Given mass of bench = 100kg Force = 380N Coefficient of kinetic friction = 0.2

Answered: John starts pushing on a 100 kg bench…

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter1: A Physics Toolkit

Section: Chapter Questions

Problem 7STP

See similar textbooks

Similar questions

Perform the following calculations and express your answer using the correct number of significant digits. (a) A man has two bags weighing 13.5 lb and one bag with a weight of 10.2 lb. What is the total weight of the bags? (b) The force Fon an object is equal to its mass mmultiplied by its acceleration a . If a wagon with mass 55 kg accelerates at a rate of 0.0255m/s2 , what is the force on the wagon? (The unit of force is called the newton and it is expressed with the symbol N.)
A 28.0-kg block is connected to an empty 2.50-kgbucketby a cord running over a frictionless pulley. The coefficient of static friction between the table and the block is 0.41 and the coefficient of kinetic friction between the table and the block is 0.32. Sand is gradually added to the bucket until the system just begins to move. Ignore massof cord. (Figure 1) Calculate the mass of sand added to the bucket. Express your answer to two significant figures and include the appropriate units. Calculate the acceleration of the system. Express your answer to two significant figures and include the appropriate units
A 65.0-kg file cabinet of is sliding down a rough ramp for a distance of 5.00 m as shown. The friction force on the box is 75.0 N. Match the answers with questions. (Hint: Clearly draw the force vector and displacement vector for all cases.) Your answer needs to have 3 significant figures, including the negative sign in your answer if needed. Do not include the positive sign if the answer is positive. No unit is needed in your answer, it is already given in the question statement. 5.0 m 15.0" v What is the angle between the weight force vector and the displacement vector? А. 15° What is the angle between the normal force vector and the displacement vector? v What is the angle between the friction force vector and the displacement vector? В. 90° C. 345° D. 0° Е. 75° F. 180° G. 195° H. none of the given
As shown in the figure, the mass of the block is 214 kg. If Fappi= 59.4 N and Fapp2=38.7 N, find the normal force. Fapp. Fopps FR
The coefficient of static friction between A and C and between B and D is g = 0.25, and between A and B is g = 0.46. Neglect the weight of each wedge. (Figure 1) Figure Part A Pmin = 19 Value 15° Units Determine the smallest force P needed to lift the 3000-lb load. Express your answer to three significant figures and include the appropriate units. A ? 3000 lb B D 1 of 1
12. In an experiment, a student measured the pulling force (the force required to move each block at a constant speed) and plotted the pulling force, in Newtons (N), versus block mass, i kilograms (kg). The results are shown in Figure 1. Based on Figure 1, the results of the experiment shown are best modeled by which of the following equations? * 25.00- Z 20.00- 15.00 10.00 5.00 0.00 0.00 block mass (kg) Figure 1 a. Block speed (m/sec) = 0.2 x time (sec) b. Pulling force (N) = 0.2 x block mass (kg) C. Block speed (m/sec) = 5.0 x time (sec) hp #3 & 大 7 pulling force (N) 0.50 1.50 000 00 3.50 00 00
1.8.4. Forces F, = 12 N, 0, = 0 and F2 = 12 N, 0, = -0 act at the origin. Their resultant force F = 9 N is along the +x-direction. A. Setup with a labeled diagram showing F, F1, F1y, F2, F2y. b. Calculate the magnitude of the angle 0 that F, and F, make with the +x-axis. 1x3 2x9
A crate is pushed across the floor with a force of 522 N. If the crate has a normal force of 758N, what is the value of mu? Do NOT include units Round to the hundredths place
The 1000N cow now sits on the 5kg box.a. What is the total mass of the cow and the box?b. What is the total weight of the cow and the box?c. What is the normal force provided from the ground?
A man pulls a 50 kg box at constant speed across the floor. He applies a 200 N force at an angle of 30°. Force diagram for the box: 30 Write an equation for all the forces and components of force on the box in the vertical direction. Calculate the size of the normal force on the box. Write an equation for all the forces and components of force on the box in the horizontal direction. Calculate the size of the frictional force opposing the motion of the box.
A warehouse worker pushes a crate along the floor by a force of 5.0 N that points downward at an angle of 45∘ below the horizontal. a) Find the horizontal component of the push. Your answer should be positive if the force is to the right, negative if the force is to the left. Express your answer in newtons. b) Find the vertical component of the push. Your answer should be positive if the force is upward, negative if the force is downward. Express your answer in newtons.
A cabinet of mass 8.8 kg is at rest on a ramp as shown. What is the magnitude of the normal force on the cabinet, in Newtons? Use g = 10 m/s². Your answer needs to have 2 significant figures, including the negative sign in your answer if needed. Do not include the positive sign if the answer is positive. No unit is needed in your answer, it is already given in the question statement. 30.0⁰

SEE MORE QUESTIONS

Recommended textbooks for you

Glencoe Physics: Principles and Problems, Student…

Physics

ISBN:

9780078807213

Author:

Paul W. Zitzewitz

Publisher:

Glencoe/McGraw-Hill

University Physics Volume 1

Physics

ISBN:

9781938168277

Author:

William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:

OpenStax - Rice University

Glencoe Physics: Principles and Problems, Student…

Physics

ISBN:

9780078807213

Author:

Paul W. Zitzewitz

Publisher:

Glencoe/McGraw-Hill

University Physics Volume 1

Physics

ISBN:

9781938168277

Author:

William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:

OpenStax - Rice University

SEE MORE TEXTBOOKS

John starts pushing on a 100 kg bench with a force of 380 Newtons because he wants to move it down the road. What is the size of the friction force acting on the bench if the coefficient of kinetic friction is 0.2? Round your answer to the nearest whole number. Do not type in any units.