This topic contains a solution. Click here to go to the answer

Author Question: The cutting cord on a gas-powered weed cutter is 0.20 m in length. If the motor rotates at the rate ... (Read 63 times)

mikaylakyoung

  • Hero Member
  • *****
  • Posts: 531
The cutting cord on a gas-powered weed cutter is 0.20 m in length. If the motor rotates at the rate of 20 rev/s, what is the tangential speed of the end of the cord?
 a. 628 m/s
  c. 19 m/s
  b. 25 m/s
  d. 63 m/s

Question 2

A point on the rim of a 0.30-m radius rotating wheel has a tangential speed of 4.0 m/s. What is the tangential speed of a point 0.10 m from the center of the same wheel?
 a. 1.0 m/s
  c. 2.7 m/s
  b. 1.3 m/s
  d. 8.0 m/s



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

britb2u

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

B

Answer to Question 2

B




mikaylakyoung

  • Member
  • Posts: 531
Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it


patma1981

  • Member
  • Posts: 292
Reply 3 on: Yesterday
Excellent

 

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

For a complete list of videos, visit our video library