What horizontal force is needed to hold bag in new position

Reference no: EM134350

Question1

A 115kg mail bag hangs by a vertical rope 4.0 long. A postal worker then displaces bag to a position 2.2m sideways from its original position, always keeping the rope taut.

1. What horizontal force is required to hold bag in the new position?

2. As the bag is moved to this position, how much work is completed by the rope?

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

Question2

A box of books weighing 351 N moves with a constant velocity across floor as it is pushed with a force of 416 N exerted downward at an angle of 38.7? below the horizontal.

Find out μk between box and floor.

Reference no: EM134350

Questions Cloud

Determine the area of the shaded region : Evaluate the area of the shaded region (z=0.99). The graph depicts the standard normal distribution of bone density scores with mean 0 and standard deviation 1.

What is the direct labor rate alteration : Albertville has a direct labor standard of two hours per unit of output. All employee has a standard wage rate of $22.50 per hour. Throughout July Albertville paid $189,500 to employees for 8,890 hours worked. 4,700 units were produced throughout ..

Which kinetic energy equals to rotational motion : Which kinetic energy equals to rotational motion

Calculate the target cost required to continue : Calculate the target cost required to continue current market share, while earning a profit of $4 per unit. Now, calculate the target cost required to expand sales by 50 percent. How much cost decrease would be obligatory to achieve each target

What horizontal force is needed to hold bag in new position : What horizontal force is needed to hold bag in new position

Calculate the amount of phantom profit : Calculate the amount of phantom profit that would result if the company used FIFO rather than LIFO. Describe why this amount is referred to as phantom profit

How many homes could be heated with the waste heat : How many homes could be heated with the waste heat

Method for nonresidential property : So as to repair the garage after the fire Mr. Warden spent $7,795. The repairs are deliberated to be an improvement to the property, which before the casualty, was being denigrated under the MARCS method for nonresidential property. The total of d..

Compute magnitude of the average emf : Compute magnitude of the average emf

User Account

All Pages