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Related Questions

  1. If vectors A=cos wti + sin wtj and B= cos wt/2 i + sin wt/2 j are functions of time,
  2. The rms current in an AC circuit is 2 A. If the wattless current be √3 A,
  3. A tuning fork of frequency 512 Hz makes 4 beats per second with the vibrating string
  4. Light of wavelength 500 nm is incident on a metal with work function 2.28 eV.
  5. 10 mA current can pass through a galvanometer of resistance 25 ohm.