An automobile engine slows down from 4500 rpm to 1200 rpm

Chapter 2, Problem 16P

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QUESTION:

Problem 16P

An automobile engine slows down from 4500 rpm to 1200 rpm in 2.5 s. Calculate (a) its angular acceleration, assumed constant, and (b) the total number of revolutions the engine makes in this time.

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QUESTION:

Problem 16P

An automobile engine slows down from 4500 rpm to 1200 rpm in 2.5 s. Calculate (a) its angular acceleration, assumed constant, and (b) the total number of revolutions the engine makes in this time.

ANSWER:

Step 1 of 4

Given data:

The initial frequency of the engine is,

The final frequency of the engine is,

The time taken for changing the frequency is

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