How Fast Must a Golf Ball Travel to Avoid a Rotating Windmill Blade?

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Homework Help Overview

The discussion centers around a rotational velocity problem involving a windmill with rotating blades and a golf ball. The original poster seeks assistance in determining the minimum speed a golf ball must travel to avoid being struck by the blades of the windmill, which rotates at a specified angular speed.

Discussion Character

  • Exploratory, Assumption checking

Approaches and Questions Raised

  • Participants are questioning the completeness of the provided information, particularly regarding the measurements of the windmill and the implications of the angular speed on the problem.

Discussion Status

The discussion is currently focused on clarifying the information available and identifying any missing details that may be necessary to approach the problem effectively. Participants are actively engaging in questioning the assumptions related to the problem setup.

Contextual Notes

There is a lack of specific measurements for the windmill, which may impact the ability to solve the problem. The original poster has only provided the angular speed and the diameter of the golf ball.

Crazedkid
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please I need help on rotational velocity problem for tomorow dec 7

ok i need help on where to begin this problem because i am lost. any help would be appreciated thank you

A windmil has 8 blades and rotates at an angular speed of 1.25 radians/second. the opening between succesive blades is equal to the width of of a blade. a golf ball of diameter 4.50*10 -2m is just passing by one of the rotating blades. what is the minimum speed of the ball so that it will not be hit by the next blade?

thnk you for your time
 
Last edited:
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hmm - is that all the info u r given?
 
yes that is all we are given
 
what about the measurements of the windmill?
 
no measurments given
 

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