Related Questions

  1. The ratio of radii of planets A and B is K₁ and ratio of accelerations
  2. Two planets at mean distances d₁ and d₂ from the sun have their frequencies n₁ and n₂
  3. The kinetic energy needed to project a body of mass m from the surface of earth
  4. A sound source is moving towards a stationary listener with 1/10th of the speed
  5. Two bodies of mass 0.25 kg each moving towards each other with velocity