Related Questions

  1. A body of mass 2 kg is moved by a force F=3x where x is the distance covered.
  2. A body of mass m=3.513 kg is moving along the x-axis with a speed of 5 m/s
  3. The angular velocity of a wheel increases from 100 rps to 300 rps in 10 seconds.
  4. An observer moving away from a stationary source. The observed frequency is half
  5. The wavelength of Kα line in copper is 1.5Å. The ionisation energy of K electron in copper is