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15-11-2018
Physics

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a car takes 1.2 minutes to travel around a track with a radius of 12 meters what is the tangentiavelocity of the car ?

Respuesta :

15-11-2018

Circumference of a circle = 2π x Radius

Distance around the track = 2π x 12 meters = 24π meters

If the track is a circle, tangential velocity = its speed.

Speed = (distance covered) / (time to cover it)

Speed = (24π meters) / (1.2 minutes)

Speed = 20π meters/minute (about 1.05 meter/second)

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