1 Answered Questions for the topic Lighthouse

07/08/15

if the radius of the gear is 2 feet and the radius of the cog is 8 inches, what is the angular velocity of the cog (in radians per second)?
this is a questions about a lighthouse.  the lighthouse is 175 feet tall, the beam of light shines up to 25 miles off the coast, and it rotates through one revolution per 15 seconds. it has a... more
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