Longitudinal waves do not exhibit _____________________?
A. reflection
B. refraction
C. diffraction
D. polarization
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
A. IRt
B. I2R
C. I2Rt
D. VIt
A. watt
B. horse power
C. kilo watt
D. kilowatt hour
A. zero almost
B. infinite almost
C. no prediction at all
D. may increase or decrease