This topic contains a solution. Click here to go to the answer

Author Question: A 5.0-kg mass is attached to the ceiling of an elevator by a rope whose mass is negligible. What ... (Read 209 times)

frankwu

  • Hero Member
  • *****
  • Posts: 549

Question 1

A 4.0-kg block slides down a 35° incline at a constant speed when a 16-N force is applied acting up and parallel to the incline. What is the coefficient of kinetic friction between the block and the surface of the incline?

0.20

0.23

0.26

0.33

0.41


Question 2

A 5.0-kg mass is attached to the ceiling of an elevator by a rope whose mass is negligible. What force does the mass exert on the rope when the elevator has an acceleration of 4.0 m/s2 upward?

69 N downward

29 N downward

49 N downward

20 N downward

19 N downward


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by frankwu on Aug 1, 2020

cici

  • Sr. Member
  • ****
  • Posts: 325
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly




frankwu

  • Member
  • Posts: 549
Reply 2 on: Aug 1, 2020
Wow, this really help


covalentbond

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

For a complete list of videos, visit our video library