A. One
B. Two
C. Four time
D. None of these
Waves
Waves
A. 42Hz
B. 7 Hz
C. 256Hz
D. 262Hz
A. isothermal law
B. adiabatic law
C. isochoric law
D. all of the above
A. Longitudinal
B. Transverse
C. Periodic
D. both A and C
A. ML-1T-2
B. ML-2T-2
C. MLT-2
D. ML2T-2
A. only even harmonics are present
B. only odd harmonics are present
C. both even and odd harmonics are present
D. selected harmonics are present
A. 1/4f
B. 1/2f
C. frequency lower than 20 Hz
D. 2f
A. sound wave only
B. light wave only
C. both sound and light waves
D. neither sound nor light wave
A. diffraction of sound waves
B. constructive and destructive interference
C. polarization
D. destructive interference
A. silence zone
B. interference
C. beats
D. resonance