Related Questions

  1. The threshold wavelength for photoelectric emission from a material is 4800 Å.
  2. Source S₁ is producing, 10¹⁵ photons per second of wavelength 5000Å
  3. A 50Hz AC signal is applied in a circuit of inductance of (1/π)H and resistance 2100Ω
  4. Two equal and opposite charges of masses m₁ and m₂ are accelerated
  5. The velocity of molecules of a gas at temperature 120 K is v. At what temperature