Electromagnetic Fields Exam 1 Questions With Correct Answers A+ Graded

Electromagnetic Fields Exam 1 Questions
With Correct Answers 2026-2027 A+ Graded

In spherical coordinates, what is the reference axis for the angle phi? - CORRECT ANSWER -x



In spherical coordinates, what is the reference axis for the angle theta? - CORRECT ANSWER -z



What types of engineering applications/devices rely on electromagnetic fields/waves? -
CORRECT ANSWER -motors, bluetooth, cellular, microwave, radio, radar, fiber optics, sensors,
medicinal applications (radiation), navigation (GPS), . . .



What are the units of frequency f? - CORRECT ANSWER -Hz (/s)



What are the units of wavenumber B? - CORRECT ANSWER -rad/m



What are the units of wave amplitude A? - CORRECT ANSWER -meters



What are the units of period T? - CORRECT ANSWER -seconds



What are the units of wavelength lambda? - CORRECT ANSWER -meters



What are the units of reference phase phi? - CORRECT ANSWER -radians



What are the units of attenuation constant a? - CORRECT ANSWER -Neper/m (Np/m)



What is the voltage across a capacitor? - CORRECT ANSWER -1/C intg[ i(t) dt ]