Related Questions

  1. In the given figure, a diode D is connected to an external resistance R=100 Ω
  2. Hydrogen atom in ground state is excited by a monochrmatic radiation of λ=975 Å
  3. A sound absorber attenuates the sound level by 20 dB. The intensity decreases
  4. Which of the following phenomena support the wave theory of light?
  5. Two sources P and Q produce notes of frequency 660 Hz each.