To clean a floor, a janitor pushes on a mop handle with a force of 50.0 N.
Question:
To clean a floor, a janitor pushes on a mop handle with a force of 50.0 N.
(a) If the mop handle is at an angle of 55° above the horizontal, how much work is required to push the mop 0.50 m?
(b) If the angle the mop handle makes with the horizontal is increased to 65°, does the work done by the janitor increase, decrease, or stay the same? Explain.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 93% (15 reviews)
Use Equation 73 keeping in mind the angle between the ...View the full answer
Answered By
Mugdha Sisodiya
My self Mugdha Sisodiya from Chhattisgarh India. I have completed my Bachelors degree in 2015 and My Master in Commerce degree in 2016. I am having expertise in Management, Cost and Finance Accounts. Further I have completed my Chartered Accountant and working as a Professional.
Since 2012 I am providing home tutions.
3.30+
2+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Mechanics questions
-
A man pushes on a piano with mass 180 kg so that it slides at constant velocity down a ramp that is inclined at 11.00 above the horizontal floor. Neglect any friction acting on the piano. Calculate...
-
A woman of mass 51 kg is standing in an elevator. (a) If the elevator floor pushes up on her feet with a force of 408 N, what is the acceleration of the elevator? (b) If the elevator is moving at 1.5...
-
A warehouse worker pushes a crate along the floor, as shown in Fig. 4.31, with a force of 10 N that points downward at an angle of 450 below the horizontal. Find the horizontal and vertical...
-
(a) Let f(x)=2x+1. Use definition of the derivative to compute f'(x). (No other method will be accepted, regardless of whether you obtain the correct derivative.) (b) Find the tangent line to the...
-
The log is being towed by two tractors A and B. Determine the magnitude of the two towing forces F A and F B if it is required that the resultant force have a magnitude F R = 10 kN and be directed...
-
Demand for DVD Players The demand for DVD players is expanding rapidly, but the industry is highly competitive. A plant to make DVD players costs $40 million, has an annual capacity of 100,000 units,...
-
For the manufacture of vinyl chloride, assemble a preliminary database. This should include thermophysical property data, MSDSs for each chemical giving toxicity and flammability data, and the...
-
What role does communications play is sustaining Texas Nameplates entrepreneurial culture?
-
A person who proves that at the time of the commission of the offense, that the person as a result of a severe mental disease or defect did not know the wrongfulness of his actions is?
-
1. What target market does Embrace seek to serve and how attractive is that market? 2. What examples of primary research that Embraces founders completed appear in the case? 3. What actions did...
-
A 57-kg packing crate is pulled with constant speed across a rough floor with a rope that is at an angle of 37 above the horizontal. If the tension in the rope is 142 N, how much work is done on the...
-
A small plane tows a glider at constant speed and altitude. If the plane does 2.00 105 J of work to tow the glider 145 m and the tension in the tow rope is 2560 N, what is the angle between the tow...
-
Methodist Hospital serves as a major trauma center for Indianapolis with one of the largest emergency departments in the country, averaging 11.0 ED patients per hour. Assume the number of ED patients...
-
Briefly define Sharia auditing.
-
Use the following information to answer the following questions pertaining to the adjusting entries of Smart Ideas. Smart Ideas started operation on December 1. The company purchased $3,000 of...
-
How might you examine the reliability of dream interpretation?
-
Prepare a frequency distribution for each data set in Problems 24-27. Consider the following data sets: Data set A Data set A: The annual wages of employees at a small accounting firm are given in...
-
In what ways are psychoanalysis and cognitive therapy similar, and how do they differ?
-
Aduke Zhawaki is a talented musician who runs a business teaching music and playing in gigs with a variety of other musicians. Her business is operated as a proprietorship, under the name A to Z...
-
CRUZ, INC. Comparative Balance Sheets December 31, 2015 CRUZ, INC. Income Statement For Year Ended December 31, 2015 Required Use the indirect method to prepare the cash provided or used from...
-
A certain substance has a mass per mole of 50.0 g/mol. When 314 J is added as heat to a 30.0 g sample, the sample's temperature rises from 25 .0 o C to 45.0 o C. What are the (a) Specific heat and...
-
A certain diet doctor encourages people to diet by drinking ice water. His theory is that the body must burn off enough fat to raise the temperature of the water from 0.00 o C to the body temperature...
-
How much water remains unfrozen after 50.2 kJ is transferred as heat from 260 g of liquid water initially at its freezing point?
-
123 Anna purchased 100 shares of Delta stock on February 1, Year 2, for $46 per share, and 5 received a two-for-one stock split on December 31, Year 2. Anna sold all the shares of Delta stock on...
-
work i Saved QS 17-10 (Algo) Computing activity rates for activity-based costing LO P3 A company sells two types of products: standard and deluxe. It prepares the following analysis showing budgeted...
-
! Required information [The following information applies to the questions displayed below.] Sweeten Company had no jobs in progress at the beginning of the year and no beginning inventories. It...
Study smarter with the SolutionInn App