Home
Class 12
CHEMISTRY
Photoconductors of xerox machine uses....

Photoconductors of xerox machine uses.

A

Mercury

B

Black phosphorus

C

Selenium

D

Tellurium.

Text Solution

Verified by Experts

The correct Answer is:
C
Selenium is used as a photoconductor in Xerox (photostat) machine.
Promotional Banner

Topper's Solved these Questions

  • THE OXYGEN FAMILY

    DINESH PUBLICATION|Exercise Selected Straight objective|34 Videos

  • THE OXYGEN FAMILY

    DINESH PUBLICATION|Exercise MATRIX MATCH|2 Videos

  • THE OXYGEN FAMILY

    DINESH PUBLICATION|Exercise PREPARATORY PACKAGE|14 Videos

  • THE NOBLE GASES

    DINESH PUBLICATION|Exercise Brain Teasers - 20|40 Videos

  • THE P-BLOCK ELEMENTS

    DINESH PUBLICATION|Exercise Brain Storming Multiple Choice Questions (McQs)|9 Videos

Similar Questions

Explore conceptually related problems

Find three machines that can be replaced with hook ups of (xx5) machines.

Which one of the following figures represents the relationship among computer, Xerox machine, and office equipment?

What is the basic principle of working of cyclotron? Write two uses of this machine.

A furniture form manufactures chairs and tables, each requiring the use of three machines A, B and C. Production of one chair requires 2 hours on machine A, 1 hour on machine B, and 1 hour on machine C. Each table requires 1 hour each on machines A and B and 3 hours on machine C. Profit realized by selling one chair is Rs. 30 while for a table the figure is Rs. 60. The total time available per week on machine A is 70 hours, on machine B is 40 hours, and on machine C is 90 hours. How many chairs and table should be made per week so as to maximize profit? Develop a mathematical formulation.

DINESH PUBLICATION-THE OXYGEN FAMILY-REVISION
  1. How is H2S prepared in laboratory?

    Text Solution

    |

  2. The manufacture of sulphuric acid by the contact process involves the ...

    Text Solution

    |

  3. Photoconductors of xerox machine uses.

    Text Solution

    |

  4. S2Cl2 hydrolyses slowly to form HCl, SO2 and X. Which of the following...

    Text Solution

    |

  5. Of the following sets ,which one does not contain isoeletronic species...

    Text Solution

    |

  6. A colourless gas with smell of rotten fish is

    Text Solution

    |

  7. There is no S-S bond in

    Text Solution

    |

  8. How many types of F-S-F bonds are present in SF4?

    Text Solution

    |

  9. The reaction between NH2^(Ө) and N2 O gives

    Text Solution

    |

  10. The element evolving two different gases on reaction with conc. H2 SO4...

    Text Solution

    |

  11. Na2S2O3 is oxidised by I2 to

    Text Solution

    |

  12. Which of the following statements regarding sulphur is incorrect?

    Text Solution

    |

  13. Which of the following has the largest size?

    Text Solution

    |

  14. The molecular mass of Na2S2O3 and I2 are the M1 and M2 respectively, t...

    Text Solution

    |

  15. Identify the incorrect statement from the following:

    Text Solution

    |

  16. Which of the following is a the most preferred and hence of the lower ...

    Text Solution

    |

  17. Which of the following statements regarding sulphur is incorrect?

    Text Solution

    |

  18. Sulphur trioxide can be obtained by which of the following reactions:

    Text Solution

    |

  19. Four diatomic species are listed in different sequence .Which of thes...

    Text Solution

    |

  20. Which one of the following molecules contains no pi - bond ?

    Text Solution

    |