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11. Dual nature of radiation and matter — Physics STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 SciencePhysics11. Dual nature of radiation and matter1 Mark
MCQ
When subjected to a transverse electric field, cathode rays move
  • A
    Down the potential gradient
  • ✓
    Up the potential gradient
  • C
    Along a hyperbolic path
  • D
    Along a circular path
✓

Answer

Correct option: B.
Up the potential gradient
b
(b)In an electric field, a force opposite to the direction of electric field acts on negatively charged particles (i.e. from lower potential to higher potential).

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