A. polarization
B. constructive interference
C. destructive interference
D. diffraction
A. polarization
B. constructive interference
C. destructive interference
D. diffraction
A. light form fluorescent tube
B. light form neon lamp
C. light form sodium lamp
D. light form simple lamp
A. a cylindrical wave front
B. an elliptical wave front
C. a spherical wave front
D. a plane wave front
A. reflection
B. refraction
C. diffraction
D. polarization
A. Hertz
B. Fresnel
C. Einstein
D. Plank
A. velocity
B. wavelength
C. amplitude
D. frequency
A. interference fringes only
B. diffraction fringes only
C. both interference and diffraction fringes
D. polirized frringes
A. vibrating plane
B. polarization plane
C. diffraction plane
D. interference plane
A. 100 watt
B. 200 watt
C. 300 watt
D. 60 watt
A. high power
B. high voltage
C. high current
D. over heating