What is the total work done on the box by all forces

Assignment Help Physics
Reference no: EM13296118

A 70·kg packing crate is pulled with constant speed across a rough floor with a rope that is at an angle of 37.0° above the horizontal. The tension in the rope is 180·N and the crate moves 4.1·m.

(a) How much work is done by the rope on the crate? J

(b) What is the total work done on the box by all forces? J

(c) How much work is done by friction on the box? J

Reference no: EM13296118

Questions Cloud

Find the total power delivered to combination of resistor : Three 100 ? resistors are connected as shown in the figure. The maximum power that can safely be delivered to any one resistor is 21.5 W. find the total power delivered to the combination of resistors
A traditional biography of these economists : 1) We are not looking for a traditional biography of these economists, and we are not concerned about their place of birth, marriage(s), schooling, zodiacal symbols, favorite color or animal, except as that informs their work.
Calculate the final speed of the crate : A 60·kg crate, starting from rest, is pulled across a floor with a constant horizontal force of 340·N. What is the final speed of the crate
Estimate the firm weighted average cost of capital : Assume that you have been hired as a consultant by CGT, a major producer of chemicals and plastics, including plastic grocery bags, styrofoam cups, and fertilizers, to estimate the firm's weighted average cost of capital.
What is the total work done on the box by all forces : A 70·kg packing crate is pulled with constant speed across a rough floor with a rope that is at an angle of 37.0° above the horizontal. What is the total work done on the box by all forces
Find the distance from the origin of the resulting plates : A thin rectangular plate of uniform area density ?1 = 1.14 kg/m2 has a length a = 0.540 m and a width b = 0.230 m. find the distance from the origin of the resulting plate's center of mass
Determine whether the thevenin voltage is expressed : In maximum power transfer problems, how do you determine whether the Thevenin voltage is expressed in terms of its maximum amplitude or its rms amplitude
Explain in detail how the four kinds of float : Explain in detail how the four kinds of float (billing, collections, transit and disbursement) can be used to maximize the efficiency of incoming revenues and outgoing expenditures? What kinds of policies can be initiated to facilitate maximum eff..
Globalization : Globalization

Reviews

Write a Review

Physics Questions & Answers

  Find the distance d between the door centers

A building has two open doors facing the bay. The walls of the building absorb sound well, so multiple reflections can be ignored. Two people are standing a distance L = 150 m from the wall with the open doors, as pictured.

  Find the tensions in the upper and lower strings

two blocks, each of mass m=2.80kg are hung from the ceiling of an elevator. If the elevator moves with an upward acceleration a of magnitude 1.9m/s^2, find the tensions T1 and T2 in the upper and lower strings

  What is the recoil speed of the rifle as bullet leaves rifle

A 30-06 caliber hunting rifle fires a bullet of mass 0.0146 kg with the velocity of 314 m/s to the right. The rifle has a mass of 2.49 kg.

  What is the max number of steps any worker should be allowed

what is the max number of steps any worker should be allowed.

  Find the energy released in the explosion

find the potential difference VB - VA, using the blue path.

  What is the height of the image for each location

A 2.0cm -tall candle flame is 2.0 m from a wall. You happen to have a lens with a focal length of 42cm, For each location, what is the height of the image

  Estimate the image position and height

A 3.1-cm-tall object is 47 cm in front of a converging lens that has a 11.8 cm focal length. Calculate the image position and height

  What amount of mechanical energy is lost

Two masses of 3 kg and 5 kg collide head-on, the former moving to the right with the speed 5m/s, What amount of mechanical energy is lost

  How long is the ball in the air in seconds

A ball is thrown horizontally from the top of a 55 m building and lands 105 m from the base of the building, How long is the ball in the air in seconds

  Calculate the difference in mass between the charged objects

Object A is metallic and electrically neutral, Object B is identical to object A and is also electrically neutral, It is charged by induction so that it acquires a charge of +3.18E-6 C

  Define the magnitude of the emf induced in the loop

A broad beam of light of wavelength 642 nm is incident at 90° on a thin, wedge-shaped film with the index of refraction 1.50. An observer intercepting light transmitted by the film sees 17 bright and 16 dark fringes along the length of the film. B..

  Find the pebbles speed and acceleration

Your roommate is working on his bicycle and has the bike upside down. He spins the 66.0cm -diameter wheel, Find the pebbles speed and acceleration

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd