This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A 50.0-kg box rests on a horizontal surface. The coefficient of static friction between the box and ... (Read 118 times)

cabate

  • Hero Member
  • *****
  • Posts: 537
on: Jul 29, 2018
A 50.0-kg box rests on a horizontal surface. The coefficient of static friction between the box and the surface is 0.300 and the coefficient of kinetic friction is 0.200. What is the friction force on the box if
 
  (a) a horizontal 140-N push is applied to it?
  (b) a horizontal 175-N push is applied to it?
 
  What will be an ideal response?

Question 2

In a shuffleboard game, the puck slides a total of before coming to rest. If the coefficient of kinetic friction between the puck and the horizontal board is 0.28, what was the initial speed of the puck?
 
  A) 8.1 m/s
  B) 29.0 m/s
  C) 6.5 m/s
  D) 7.3 m/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

robbielu01

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: (a) 140 N (b) 98.0 N

Answer to Question 2

Answer: A


cabate

  • Member
  • Posts: 537
Reply 2 on: Jul 29, 2018
:D TYSM

ktidd

  • Member
  • Posts: 319
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
The Sun as it appears from the surface of the Earth at sunrise. The Sun as it appears from the surface of the Earth at sunrise.
Surface Tension Surface Tension
Stretching the shoulder muscles with arm in horizontal flexion. Stretching the shoulder muscles with arm in horizontal flexion.
Circular friction with knuckles to various spots on the foot bottom. Concentrate on places with ... Circular friction with knuckles to various spots on the foot bottom. Concentrate on places with ...
Apply circular friction with both hands to mobilize the scalp. Apply circular friction with both hands to mobilize the scalp.
A diver shines light up to the surface of a flat glass-bottomed boat at an angle of 30 relative ... A diver shines light up to the surface of a flat glass-bottomed boat at an angle of 30 relative ...
Video: Red alga life cycle Animation

For a complete list of videos, visit our video library