Question: A worker pushed a 27 kg block 9.2 m along a level floor at constant speed with a force directed 32o below the horizontal. If

A worker pushed a 27 kg block 9.2 m along a level floor at constant speed with a force directed 32o below the horizontal. If the coefficient of kinetic friction between block and floor was 0.20, what were?

(a) The work done by the worker's force and

(b) The increase in thermal energy of the block- floor system?

Step by Step Solution

★★★★★

3.39 Rating (158 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Since the velocity is constant a0 and the horizontal component of the workers pu... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

2-P-M-P-E (226).docx

120 KBs Word File

Students Have Also Explored These Related Mechanics Questions!

If the coefficient of kinetic friction between a 35-kg crate and the floor is 0.30, what horizontal force is required to move the crate at a steady speed across the floor? What horizontal force is...

If the coefficient of kinetic friction between a 22-kg crate and the floor is 0.30, what horizontal force is required to move the crate at a steady speed across the floor? What horizontal force is...

In Figure the coefficient of kinetic friction between the block and inclined plane is 0.20, and angle ? is 60o. What are the(a) Magnitude a and(b) Direction (up or down the plane) of the block's...

I need help with these questions Question 1 of 15 - /1 E View Policies Current Attempt in Progress What is the spring constant of a spring that stores 12 J of elastic potential energy when compressed...

A worker pushed a 2 2 . 0 kg block 1 1 . 0 m along a level floor at constant speed with a force directed 2 3 . 0 below the horizontal. If the coefficient of kinetic friction between block and floor...

A worker pushed a 1 8 . 0 kg block 5 . 5 0 m along a level floor at constant speed with a force directed \ ( 2 6 . 0 ^ { \ circ } \ ) below the horizontal. If the coefficient of kinetic friction...

A worker pushed a 2 9 . 0 kg block 6 . 0 0 m along a level floor at constant speed with a force directed \ ( 2 4 . 0 ^ { \ circ } \ ) below the horizontal. If the coefficient of kinetic friction...

A worker pushed a 2 9 . 0 kg block 6 . 0 0 m along a level floor at constant speed with a force directed 2 4 . 0 below the horizontal. If the coefficient of kinetic friction between block and floor...

A worker pushed a 1 5 . 0 kg block 9 . 9 0 m along a level floor at constant speed with a force directed 3 0 . 0 below the horizontal. If the coefficient of kinetic friction between block and floor...

A worker pushed a 28.0 kg block 14.0 m along a level floor at constant speed with a force directed 30.0 below the horizontal. If the coefficient of kinetic friction between block and floor was 0.310,...

All of the following statements about changes in accounting policy are correct EXCEPT that they O are allowed if it results in the financial statements providing more relevant and reliable...

Write each expression in Exercises 1-14 in the form 2 or 3kx, for a suitable constant k. m 1. 4*, (3)*, ()* 3. 82/3, 93x/2, 16-3x/4 5. ()*, ()-, ()*/2 15 12 9 5 22x 34x 25x+1 9-x 32 2.2-' 27-x/3 7....

GDP is $10 million, consumer spending is $6 million, government spending is $3 million, exports are $2 million, and imports are $3 million. How much is spent for investments? (A) $0 million (B) $1...

( ) ( ) A phrase in it (a missing name) and (a short name) Sentence in which a female bent in the case of the monument

abdn.blackboard.com/webapps/assessment/take/launchjsp?course assesment id-M343 18course.id 41785 1content di 2199641 1 Question Completion Status: For the case where m=1100 kg, m2=300 kg, k1=400 KN/m...

a. As a level 100 nursing student, you have been assigned to the isolation ward where patients diagnosed with SARS CoV 2 are admitted. Describe how you will adorn your Personal protective clothing...

Question 1: In 1996 a total of 14,968,000 taxpayers in the United States filed their individual tax returns electronically. By the year 2004 the number increased to 66,290,000. What is the geometric...

The relationship between risk and the materiality level set in the risk assessment phase: (a) Is positive. (b) Is inverse. (c) Is irrelevant. (d) Depends on the size of the client.

The Golden Gate Bridge in San Francisco has a main span of length 1.28 kmone of the longest in the world. Imagine that a taut steel wire with this length and a cross-sectional area of 4.00 X 10-6 m2...

Gas is contained in an 8.00-L vessel at a temperature of 20.0C and a pressure of 9.00 atm. (a) Determine the number of moles of gas in the vessel. (b) How many molecules are there in the vessel?

A certain telescope forms an image of part of a cluster of stars on a square silicon charge-coupled detector (CCD) chip 2.00 cm on each side. A star field is focused on the CCD chip when it is first...

Koontz Company manufactures a number of products. The standards relating to one of these products are shown below, along with actual cost data for May. Standard Cost per Unit Actual Cost per Unit $...

Question 4 1 pts ABC company makes 60 orders of chairs in a year and orders 10,093 chaiseach time the freed order costs are $636 81 per order and the carrying cost petitis $46:49. The chairs are sold...

The Fleming Manufacturing Company is considering a new investment. Financial projections for the investment are tabulated below. The corporate tax rate is 25 percent. Assume all sales revenue is...