Related Questions

  1. An electron moving in a circular orbit of radius r makes n rotations per second.
  2. In a radioactive decay process, the negatively charged emitted β- particles are
  3. If radius of earth’s orbit is made 1/4, the duration of a year will become
  4. Bohr’s postulates quantizes
  5. Find out the e.m.f. produced when the current changes from 0 to 1 A in 10 sec.