The colors exhibited by thin films are caused by the ________.
A. reflection
B. polarization
C. refraction
D. interference
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Who is the champion of the wave theory?
A. Newton
B. Empedocles
C. Einstein
D. Fresnel
Which one is not an optical phenomenon?
A. polarization
B. parasitic effect
C. reflection
D. refraction
Which component is an active device?
A. resistor
B. capacitor
C. transistor
D. inductor
Which one belongs to the ternary compound semiconductor?
A. silicon
B. phosphorus
C. gallium phosphide
D. aluminum indium arsenide