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

Author Question: A tightrope walker walks across a 30-m long wire tied between two poles. The center of the wire is ... (Read 577 times)

vinney12

  • Hero Member
  • *****
  • Posts: 586
on: Jul 29, 2018
A tightrope walker walks across a 30-m long wire tied between two poles. The center of the wire is displaced vertically downward by 1.0 m when he is halfway across.
 
  If the tension in both halves of the wire at this point is what is the mass of the tightrope walker? Neglect the mass of the wire. A) 85 kg
  B) 43 kg
  C) 74 kg
  D) 91 kg

Question 2

Calculate the light intensity 1.45 m from a light bulb that radiates 100 W equally in all directions.
 
  A) 3.78 W/m2
  B) 4.36 W/m2
  C) 47.6 W/m2
  D) 54.7 W/m2


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ecox1012

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jul 29, 2018
Answer to Question 1

A

Answer to Question 2

A


vinney12

  • Member
  • Posts: 586
Reply 2 on: Jul 29, 2018
Thanks for the timely response, appreciate it

Joy Chen

  • Member
  • Posts: 354
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

This jumping spider's main ocelli (center pair) are very acute. This jumping spider's main ocelli (center pair) are very acute.
Herniated disk. A herniated disk is a protrusion of the disk’s gelatinous center, called the nucleus Herniated disk. A herniated disk is a protrusion of the disk’s gelatinous center, called the nucleus
Clear the thigh with long strokes. Start superior to the patella; place your full flat hand and ... Clear the thigh with long strokes. Start superior to the patella; place your full flat hand and ...
Net cooling of the poles and warming at the equator Net cooling of the poles and warming at the equator
Part of a Semantic Network in Long-Term Memory Part of a Semantic Network in Long-Term Memory
A current-carrying wire is placed in a uniform magnetic field, as shown below. A current-carrying wire is placed in a uniform magnetic field, as shown below.
Video: Introduction to Genetics

For a complete list of videos, visit our video library