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Revision Checklist Physics JEE/NEET | 17-19 Yrs

Checklist 48 Photoelectric Effect
Duration: 42.43 Min
 
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  2. @33:07 Why pinch off voltage increase with increase in intensity of incident light? I think pinch off voltage depends only on kinetic energy of electrons(less kinetic energy implies more work done implies more pinch off voltage) and not on the number of photoelectrons possessing that kinetic energy(as it will increase kinetic energy of all irrespective of number)
    2 years ago by

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  4. sir this might be the smallest length . but it cleared all my concepts
    2 years ago by Pradeep Dutta

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  5.  
  6. sir this might be the smallest length . but it cleared all my concepts
    2 years ago by Pradeep Dutta

    Post your answer here