Related Questions

  1. The dimension of 1/2ε₀E², where ε₀ is permittivity of free space and E is electric field
  2. In the equation y=asin(?t+kx),the dimensionals formula of ? is
  3. An avarage induced e.m.f. of 1 V appears in a coil when the current in it is changed
  4. Which of the following is true for elastic potential energy density?
  5. The frequency of a light wave in a material is 2 x 10¹⁴ Hz and wavelength is 5000Å.