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

Author Question: A 2500-N pile-driver ram falls 10 m and drives a post 0.1 m into the ground. The average impact ... (Read 55 times)

Mr3Hunna

  • Hero Member
  • *****
  • Posts: 536
on: Jul 29, 2018
A 2500-N pile-driver ram falls 10 m and drives a post 0.1 m into the ground. The average impact force on the ram is
 
  A) 2,500 N.
  B) 25,000 N.
  C) 250,000 N.
  D) 2,500,000 N.

Question 2

If the speed of a bicycle is reduced to half before skidding to a stop, it will skid
 
  A) one-eighth as far.
  B) one-fourth as far.
  C) one-half as far.
  D) none of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Cheesycrackers

  • Sr. Member
  • ****
  • Posts: 333
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: B


Mr3Hunna

  • Member
  • Posts: 536
Reply 2 on: Jul 29, 2018
Wow, this really help

vickybb89

  • Member
  • Posts: 347
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

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.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

The same star field photographed with (a) a ground-based telescope, which is subject to poor seeing The same star field photographed with (a) a ground-based telescope, which is subject to poor seeing
Pyramids of Menkaure, Khafre, and Khufu Pyramids of Menkaure (ca. 2470 BCE), Khafre (ca. 2500 BCE), ... Pyramids of Menkaure, Khafre, and Khufu Pyramids of Menkaure (ca. 2470 BCE), Khafre (ca. 2500 BCE), ...
Average Distribution of Incoming Solar Radiation Average Distribution of Incoming Solar Radiation
A random sample of 87 airline pilots recruited by an airline service had an average yearly ... A random sample of 87 airline pilots recruited by an airline service had an average yearly ...
Post-transcriptional modification of RNA. Introns are removed and exons spliced together. Messenger Post-transcriptional modification of RNA. Introns are removed and exons spliced together. Messenger
Video: Protein catabolism (Krebs cycle) and Protein anabolism (protein synthesis)

For a complete list of videos, visit our video library