Determine whether the systems with these transfer functions are stable, marginally stable or unstable.


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All of the following statements are true EXCEPT:

A. engines with computer feedback have a sensor located in the exhaust manifold called an oxygen sensor. B. in a feedback fuel system, the computer acts to make corrective changes to the air-fuel mixture entering the engine's cylinders. C. actuators relay information to the computer about throttle position, air and coolant temperature, airflow, manifold pressure, and barometric pressure, among others. D. feedback carburetors were used on some older cars.

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Tech A says that a noisy alternator could be caused by a bad diode. Tech B says that noisy alternator could be caused by a worn bearing. Who is right?

A. Tech A only B. Tech B only C. Both A and B D. Neither A or B

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The horse is able to sense the rider's security by the way the rider uses his or her:

A. reins B. hands C. voice D. legs

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Using MATLAB, create a table that shows the relationship among the units of pressure in Pa, psi, and inches of water in the range of 1000 Pa to 10,000 Pa. Use increments of 500 Pa.

What will be an ideal response?

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