Related Questions

  1. A body covers 200 cm in the first 2 seconds and 220 cm in the next 4 seconds.
  2. If the focal length of objective lens is increased, then magnifying power of
  3. A focal length of a lens is 10 cm. What is power of a lens in dioptre?
  4. In a potentiometer experiment two cells of e.m.f. E₁ and E₂ are used in series
  5. In adiabatic expansion, product of PV