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The angular speed of an automobile engine is increased at a constant rate from 1200 rev/min to 3000 rev/min in12 s.(a) What is its angular acceleration in revolutions per minute­squared?(b) How many revolutions does theengine make during this 12 s interval?

Respuesta :

Answer:

The angular acceleration is  

=

15.71

r a d s −  2  and the number of revolutions is  = 419.9

Explanation:

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