Home
Class 12
PHYSICS
The charge of an electron is 1.6 × 10^(1...

The charge of an electron is `1.6 × 10^(19) C` . How many electrons strike the screen of a cathode ray tube each second when the beam current is 16 mA

A

`10^(17)`

B

`10^(19)`

C

`10^(-19)`

D

`10^(-17)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    DC PANDEY|Exercise Taking it together|142 Videos
  • CURRENT ELECTRICITY

    DC PANDEY|Exercise B. Assertion and reason|18 Videos
  • CURRENT ELECTRICITY

    DC PANDEY|Exercise Example|61 Videos
  • COMMUNICATION SYSTEM

    DC PANDEY|Exercise Subjective|11 Videos
  • ELECTROMAGNETIC INDUCTION

    DC PANDEY|Exercise Medical entrances gallery|25 Videos

Similar Questions

Explore conceptually related problems

The charge on the electron is 1.6 xx 10^(-19) C . The order of magnitude is

The charge of an electron is 1.6 xx 10^(-19)C what will be the value of charge on Na^(+) ion.

The charge of an electron is -1.6 xx10^(-19) C. The value of free charge on Li^+ ion will be

How many electrons are present in 1.6 g of methane?

The number of electrons striking the screen of cathode ray tube is 7.5times10^(15) in 10 seconds calculate the electric current.

If the charge on an electron is 1.6 xx 10^(-19) coulombs, how many electrons should pass through a conductor in 1 second to constitute 1 ampere current?

How many electrons flow through a light bulb each second if the current through the bulb is 1.6A ?

DC PANDEY-CURRENT ELECTRICITY-Check point
  1. The current flowing through wire depends on time as, 1 = 3t^(2) + 2t +...

    Text Solution

    |

  2. The charge of an electron is 1.6 × 10^(19) C . How many electrons str...

    Text Solution

    |

  3. A conductor carries a current of 0.2 A. Find the amount of charge tha...

    Text Solution

    |

  4. In a closed circuit, the current / (in ampere) at an instant of time t...

    Text Solution

    |

  5. Drift velocity v(d) varies with the intensity of electric field as per...

    Text Solution

    |

  6. When the current i is flowing through a conductor, the drift velocity ...

    Text Solution

    |

  7. A metallic resistor is connected across a battery.If the number of col...

    Text Solution

    |

  8. When current flows through a conductor, then the order of drift veloci...

    Text Solution

    |

  9. The drift velocity does not depend upon

    Text Solution

    |

  10. The number density of conduction electrons in a copper conductor is 8....

    Text Solution

    |

  11. Calculate the amount of charge flowing in 2 minutes in a wire of resi...

    Text Solution

    |

  12. If n, e, tau, m, are representing electron density charge, relaxation ...

    Text Solution

    |

  13. The following four wires are made of the same material. Which of these...

    Text Solution

    |

  14. Carbon resistors, used in electronic circuits are marked for their val...

    Text Solution

    |

  15. The potential difference between points A and B of the following figur...

    Text Solution

    |

  16. Resistances of 6 ohm each are connected in the manner shown in adjoini...

    Text Solution

    |

  17. In the figure given below, the current passing through 6Omega resisto...

    Text Solution

    |

  18. Current through 3Omega resistor is 0.8A, then potential drop through 4...

    Text Solution

    |

  19. Current I as shown in the circuit will be

    Text Solution

    |

  20. In the circuit, the current flowing through 10Omega resistance is

    Text Solution

    |