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

Author Question: A 5.0-kg mass sits on the floor of an elevator that has a downward acceleration of 1.0 m/s2. On top ... (Read 183 times)

sam.t96

  • Hero Member
  • *****
  • Posts: 570
on: Jul 28, 2018
A 5.0-kg mass sits on the floor of an elevator that has a downward acceleration of 1.0 m/s2. On top of the 5.0-kg mass is an object of unknown mass. The force of the elevator on the 5.0-kg mass is 80 N up. Determine the unknown mass.
   
  a.
  3.3 kg
   
  b.
  2.4 kg
   
  c.
  1.6 kg
   
  d.
  4.1 kg
   
  e.
  5.0 kg

Question 2

If M = 2.2 kg, what is the tension in the connecting string? The pulley and all surfaces are frictionless.
 
   


   
  a.
  6.4 N
   
  b.
  5.9 N
   
  c.
  5.4 N
   
  d.
  6.9 N
   
  e.
  8.3 N


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

millet

  • Sr. Member
  • ****
  • Posts: 354
Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

c


sam.t96

  • Member
  • Posts: 570
Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

fatboyy09

  • Member
  • Posts: 358
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

Thyroid conditions may make getting pregnant impossible.

Downward movement of the piston lowers the air pressure inside the combustion chamber. The pressure ... Downward movement of the piston lowers the air pressure inside the combustion chamber. The pressure ...
Downward Spiral of Poverty and Hunger Lack of food can lead to numerous other symptoms Downward Spiral of Poverty and Hunger Lack of food can lead to numerous other symptoms
Atomic Number and Mass Number Atomic Number and Mass Number
Determine the mass percent of Fe3+ in a 0.546g sample of iron ore, if 22.40 mL of a 0.1000 M ... Determine the mass percent of Fe3+ in a 0.546g sample of iron ore, if 22.40 mL of a 0.1000 M ...
An unknown gas occupies a volume of 1.50 L at 21 °C and 0.950 atm. If the mass i An unknown gas occupies a volume of 1.50 L at 21 °C and 0.950 atm. If the mass i
Video: Genetic distance between human groups

For a complete list of videos, visit our video library