Umme posted an Question
August 10, 2020 • 23:10 pm 30 points
  • IIT JAM
  • Physics (PH)

Q.7. a beam of 450 nm light is incident on a metal having work function 2.0 ev placed in a magnetic field b. the most energetic electrons, emitted perpendicular

Q.7. A beam of 450 nm light is incident on a metal having work function 2.0 eV placed in a magnetic field B. The most energetic electrons, emitted perpendicular to the field, are bent in circular arcs of radius 20 cm. Find the value of B.

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    Ruby negi best-answer

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