How much work is done by the worker

Assignment Help Physics

Reference no: EM13338735

A 130kg mail bag hangs by a vertical rope 3.3m long. A postal worker then displaces the bag to a position 2.1m sideways from its original position, always keeping the rope taut.

A. What horizontal force is necessary to hold the bag in the new position?

B. As the bag is moved to this new position, how much work is done by the rope?

C. As the bag is moved to this position, how much work is done by the worker?

Reference no: EM13338735

Questions Cloud

Arrival of the spaniards in the philippines : Identify the world conditions before the arrival of the spaniards in the philippines

Find the drift velocity of the charge carriers : In a Hall-effect experiment, a current of 2.1 A sent lengthwise through a conductor 1.0 cm wide, 4.5 cm long, find the drift velocity of the charge carriers

Compute the ending balance in work-in-process inventory : Micro Labs must assign the manufacturing costs in work-in-process inventory at the end of October to the gallons finished and ready for sale and the gallons still in process at October 31.

What is the pv of his future salary receipts : What is the PV of his future salary receipts?

How much work is done by the worker : A 130kg mail bag hangs by a vertical rope 3.3m long. As the bag is moved to this position, how much work is done by the worker

Which tool would be best-suited for this : Your computer running Windows 7 is doing some very strange things with the operating system. You are fairly certain it is not a hardware issue. You need to try to get further insight into what is going on within the operating system. Which tool wo..

Describe the high speed machining of steel : Describe the machinability evaluation criteria, is it a quantitative or qualitative evaluation and describe the High Speed Machining of Steel/Iron or Aluminium

What is the average power output of the human : A 64kg human sprinter can accelerate from rest to 10 m/s in 3.0s . During the same time interval, a 28kg greyhound can go from rest to 20 m/s. What is the average power output of the human

Use to determine the expected return on an individual secure : Which equation would you use to determine the expected return on an individual security with a standard deviation of returns = .5 and a ß = 2? Given the parameters above, what is the expected return for that security?

User Account

All Pages