Question

question 9 (5 points)
which of these sensors would be least likely used as an input sensor?
a) rpm
b) fuel
c) throttle position
d) engine - coolant temperature
question 10 (5 points)

Explanation:

In automotive systems, input sensors provide data to the engine control unit. RPM (A) is an output - related measurement (shows engine speed as a result of operation), Fuel (B) is a resource, not a sensor. Throttle position (C) sensor measures the position of the throttle (input for engine control), and Engine - coolant temperature (D) sensor measures coolant temp (input). But the question is which is LEAST likely as input. RPM is more of a feedback on engine operation rather than a primary input for initiating control, while throttle position and coolant temp are direct inputs for control, and fuel is not a sensor. So RPM is least likely to be an input sensor.

Answer:

A) RPM