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Standard XII
Physics
Question

A metal rod of length ′a′ rotates with constant angular velocity w about one end of the rod. The potential difference between the two ends of the rod is
(m= mass of electron, e= charge on electron).
  1. ew2a2m
  2. mw2a2e
  3. ew2a22m
  4. mw2a22e

A
mw2a22e
B
ew2a2m
C
mw2a2e
D
ew2a22m
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