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

Author Question: A 5.0-m long, 12-kg uniform ladder rests against a smooth vertical wall with the bottom of the ... (Read 197 times)

genevieve1028

  • Hero Member
  • *****
  • Posts: 601
on: Jul 29, 2018
A 5.0-m long, 12-kg uniform ladder rests against a smooth vertical wall with the bottom of the ladder 3.0 m from the wall. The coefficient of static friction between the floor and the ladder is 0.28.
 
  What distance, measured along the ladder from the bottom, can a 60-kg person climb before the ladder starts to slip? A) 4.0 m
  B) 3.7 m
  C) 1.7 m
  D) 1.3 m
  E) 3.3 m

Question 2

From what height above the surface of the earth should an object be dropped to initially experience an acceleration of 0.9200g? The radius of the earth is 6.38  106 m.
 
  A) 272 km
  B) 260 km
  C) 554 km
  D) 510 km


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

miss_1456@hotmail.com

  • Sr. Member
  • ****
  • Posts: 289
Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

A


genevieve1028

  • Member
  • Posts: 601
Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

Jsherida

  • Member
  • Posts: 314
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Pacific hagfish resting on the ocean bottom, at 280 m depth off the Oregon coast. Pacific hagfish resting on the ocean bottom, at 280 m depth off the Oregon coast.
Endochondral ossification of long bone. Endochondral ossification of long bone.
Circular friction with knuckles to various spots on the foot bottom. Concentrate on places with ... Circular friction with knuckles to various spots on the foot bottom. Concentrate on places with ...
Muscles of the abdominal wall Muscles of the abdominal wall
A tightrope walker walks across a 30-m long wire tied between two poles. The center of the wire ... A tightrope walker walks across a 30-m long wire tied between two poles. The center of the wire ...
Opener Alignment comparing DNA sequence for the leptin gene from dogs (top) and humans (bottom) Opener Alignment comparing DNA sequence for the leptin gene from dogs (top) and humans (bottom)
Video: Cellular defenses (natural killer cells, phagocyte types & process of phagocytosis)

For a complete list of videos, visit our video library