Related Questions

  1. A ray of light is incident at an angle of incidence i, on one face of a prism
  2. Water flows through a pipe. The area of cross-section at one place A₁=10 cm²,
  3. When a light beam of frequency v is incident on a metal surface,
  4. The half life of radium is 1620 yr and its atomic weight is 226 kg per kilo mol.
  5. A stone tied to the end of a string of 1 m long is whirled in a horizontal circle