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

Author Question: An object is attached to a hanging unstretched ideal and massless spring and slowly lowered to its ... (Read 161 times)

j.rubin

  • Hero Member
  • *****
  • Posts: 557
on: Jul 29, 2018
An object is attached to a hanging unstretched ideal and massless spring and slowly lowered to its equilibrium position, a distance of 6.4 cm below the starting point.
 
  If instead of having been lowered slowly the object was dropped from rest, how far then would it then stretch the spring at maximum elongation? A) 13 cm
  B) 9.1 cm
  C) 6.4 cm
  D) 18 cm
  E) 26 cm

Question 2

Car A is traveling at 22.0 m/s and car B at 29.0 m/s. Car A is 300 m behind car B when the driver of car A accelerates his car with an acceleration of 2.40 m/s2. How long does it take car A to overtake car B?
 
  A) 5.50 s
  B) 12.6 s
  C) 19.0 s
  D) 316 s
  E) Car A never overtakes car B.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Leostella20

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 29, 2018
Answer to Question 1

A

Answer to Question 2

C


j.rubin

  • Member
  • Posts: 557
Reply 2 on: Jul 29, 2018
Wow, this really help

xiazhe

  • Member
  • Posts: 331
Reply 3 on: Yesterday
Great answer, keep it coming :)

« 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?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

A whale off Australia on the spring migration, feeding on krill by turning on its side and propellin A whale off Australia on the spring migration, feeding on krill by turning on its side and propellin
Electroencephalography (EEG). To perform the EEG, electrodes attached to the patient’s head pick up Electroencephalography (EEG). To perform the EEG, electrodes attached to the patient’s head pick up
Results from sequential study of two cohorts tested at three ages and at three different points in t Results from sequential study of two cohorts tested at three ages and at three different points in t
Glen Hansard and Marketa Irglova - Falling Slowly Glen Hansard and Marketa Irglova - Falling Slowly
What are examples of ideal forms? What are examples of ideal forms?
Ectoparasitic ticks attached to and sucking blood from a finch. Ectoparasitic ticks attached to and sucking blood from a finch.
Video: Buffers definition and the role of buffer in the body

For a complete list of videos, visit our video library