joriwilliams6701 joriwilliams6701
  • 14-02-2021
  • Mathematics
contestada

A clock has a second hand that is 8 inches in length. What is the linear velocity of the second hand?

Respuesta :

valetta valetta
  • 15-02-2021

Answer:

6π inches/min

Step-by-step explanation:

he tip of the second hand makes a complete circle in

60 sec, or  1min

The length of this circle is the circumference, C

C=2πr

Given: r=8 in

C= 2π×8 =16π

C= 16π

The linear velocity is 6π/1 = 6π inches/min

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