« previous next »

Author Question: Two people, each of 70 kg mass, are riding in an elevator. One is standing on the floor. The other ... (Read 208 times)

stock

  • Hero Member
  • *****
  • Posts: 573
on: Jul 28, 2018
Two people, each of 70 kg mass, are riding in an elevator. One is standing on the floor. The other is hanging on a rope suspended from the ceiling. Compare the acceleration of the first person to the acceleration of the second person. Which statement is correct?
   
  a.
  They are equal and opposite in direction.
   
  b.
  They are equal and have the same direction.
   
  c.
  The acceleration is greater than , but they have the same direction.
   
  d.
  The acceleration is greater than , but they have opposite directions.
   
  e.
  The acceleration is less than , but they have the same direction.

Question 2

Two people, each of 70 kg mass, are riding in an elevator. One is standing on the floor. The other is hanging on a rope suspended from the ceiling. Compare the force the floor exerts on the first person to the force the rope exerts on the second person. Which statement is correct?
   
  a.
  They are equal and opposite in direction.
   
  b.
  They are equal and have the same direction.
   
  c.
  is greater than , but they have the same direction.
   
  d.
  is greater than , but they have opposite directions.
   
  e.
  is less than , but they have the same direction.


Mholman93

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 28, 2018
Answer to Question 1

b

Answer to Question 2

b


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

Medication errors are three times higher among children and infants than with adults.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Mass Loss from a Supermassive Star Mass Loss from a Supermassive Star
Body mass index table. Body mass index table.
Chemical equilibrium and the law of mass action. Chemical equilibrium and the law of mass action.
Ads from the public service campaign in the late 1960s and early 1970s that encouraged people to get ... Ads from the public service campaign in the late 1960s and early 1970s that encouraged people to get ...
The mole fraction of oxygen in dry air near sea level is 0.20948, where the molar mass of ... The mole fraction of oxygen in dry air near sea level is 0.20948, where the molar mass of ...
What is the isotopic atomic mass of an isotope if 9.7023 1022 atoms weighs 4.0256 g? What is the isotopic atomic mass of an isotope if 9.7023 1022 atoms weighs 4.0256 g?
Video: Michaelis–Menten equation & Kinetic parameters

For a complete list of videos, visit our video library