MAE 488 Exam 4 Study Guide 2025: Final Exam & Capstone Review

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MAE 488 EXAM 4 STUDY GUIDE 2025/2026

ACCURATE QUESTIONS AND VERIFIED CORRECT

SOLUTIONS WITH RATIONALES || 100%

GUARANTEED PASS <RECENT VERSION>

DC motors rely on what two concepts from physics?

......ANSWER........lorentz force


faradays law


armature ......ANSWER........a wire coil in an electric motor made

of many loops mounted on a shaft or axle


bb


lorentz force ......ANSWER........the force on a charge moving in a

magnetic field

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For armature DC motor, torque is what? ......ANSWER........T = K*I


K = torque constant


What controls torque and speed of armature DC motor

......ANSWER........current, which is done by voltage


Torque constant ......ANSWER........relationship between motor

torque and current


Size of matrix of transfer functions ......ANSWER........Output =

T(s)*Input[ ] = [ ] * [ ]


size of 3 input 2 output t(s) function ......ANSWER........2x3 matrix


Eigenvectors are unique ......ANSWER........false


eigenvalues are unique tho

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The eigenvalues of the A-matrix of a state space equation are

equal to what? ......ANSWER........The roots of the corresponding

characteristic equation


The definition of the states in a state space model are not unique

......ANSWER........trueConservative Force ......ANSWER........A

force, such as gravity, that performs work over a distance that is.


It is proportional to the angular velocity of the motor


What does Ohm's law state? ......ANSWER........The current

flowing through a resistor at a constant temperature is directly

proportional to the voltage across the resistor


work per unit charge to move current


V = iR


Passive Circuit Element ......ANSWER........dissipates power