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Related Questions

  1. The effective length of magnet is 31.4 cm and its pole strength is 0.8Am.
  2. If 10000 V is applied across an X-ray tube, what will be the ratio of de-Broglie
  3. If two electric bulbs have 40 W and 60 W ratings at 220 V, then the ratio
  4. A wire of one metre length carries a constant current. The wire is bent to form
  5. Photon of frequency ν has a momentum associated with it. If c is the velocity