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Related Questions

  1. In a primary coil 5 A current is flowing on 220 V. In the secondary coil 2200 V
  2. Maximum velocity of the photoelectrons emitted by a metal surface is 1.2×10⁶ ms⁻¹.
  3. The time of reverberation of a room A is one second. What will be the time (in seconds)
  4. Photons of 5.5 eV energy fall on the surface of the metal emitting photoelectrons
  5. If an electron and a proton have the same de-Broglie wavelength, then the kinetic