Home
Class 12
PHYSICS
Define the term "Intensity" in photon pi...

Define the term "Intensity" in photon picture of electromagnetic radiation.

Text Solution

Verified by Experts

It is the number of photoelectrons emitted per second per unit area.
Promotional Banner

Topper's Solved these Questions

  • XII BOARDS

    XII BOARDS PREVIOUS YEAR|Exercise SET-II|35 Videos

  • XII BOARDS

    XII BOARDS PREVIOUS YEAR|Exercise SET-III|25 Videos

  • XII BOARDS

    XII BOARDS PREVIOUS YEAR|Exercise SET III|9 Videos

  • SAMPLE PAPER 2019

    XII BOARDS PREVIOUS YEAR|Exercise SECTION D|6 Videos

Similar Questions

Explore conceptually related problems

State the uses of electromagnetic radiations.

Dual Nature Of Electromagnetic Radiation

Which is not electromagnetic radiation?

Write the basic features of photon pictures of electromagnetic radiation on which Einstien's photoelectric equation is based.

(a) Why photoelectric effect cannot be explained on the basis of wave nature of light? (b) Write the basic features of photon picture of electromagnetic radiation on which Einstein's photoelectric equation is based.

Write two characterstic features observed in photoelectric effect which support the photon picture of electromagnetic radiation.

Electromagnetic Wave or Radiation

XII BOARDS PREVIOUS YEAR-XII BOARDS-SET-I
  1. To which part of the electromagnetic spectrum does a wave of frequency...

    Text Solution

    |

  2. What is the force between two small charged of 2 xx 10^(-7) C placed 3...

    Text Solution

    |

  3. Define the term "Intensity" in photon picture of electromagnetic radia...

    Text Solution

    |

  4. The electric current flowing in a wire in the direction from B to A de...

    Text Solution

    |

  5. Why is it found experimentally difficult to detect neutrinos in nuclea...

    Text Solution

    |

  6. Why is the use of A.C. voltage preferred over D.C. voltage? Give two r...

    Text Solution

    |

  7. A biconcave lens made of a transparent material of refractive index 1...

    Text Solution

    |

  8. Using Rutherford's model of the atom, derive the expression for the to...

    Text Solution

    |

  9. A parallel plate capacitor of capacitane C is charged to a potential V...

    Text Solution

    |

  10. Considering the case of a parallel plate capacitor being charged, show...

    Text Solution

    |

  11. A cell of emf epsilon and internal resistance r is connected across a ...

    Text Solution

    |

  12. Explain with the help of a circuit diagram, the working of a p-n junct...

    Text Solution

    |

  13. Estimate the average drift speed of conduction electrons in a copper w...

    Text Solution

    |

  14. Two monochromatic ray of light are incident normally on the face AB of...

    Text Solution

    |

  15. Write the function of (i) Transducer and (ii) Repeater in the context ...

    Text Solution

    |

  16. Show diagrammatically the behaviour of magnetic field lines in the pre...

    Text Solution

    |

  17. (a) Using the phenomenon of polarization, show, how, transverse natur...

    Text Solution

    |

  18. Define the term 'mutual inductance' between the two coils. Obtain the...

    Text Solution

    |

  19. Answer the following : (a) Why are the connections between the resi...

    Text Solution

    |

  20. R Omega का कोई प्रतिरोध एक पोटेंशियोमीटर से विघुत धारा प्राप्त कर रहा...

    Text Solution

    |