Home
Class 12
MATHS
The potential difference applied ot an x...

The potential difference applied ot an x ray tube is `5kV` and current through it is `3.2mA`. The number of electrons striking the target per second is:

A

`O overset(sigma)(-)O`

B

`H overset(sigma)(-)H`

C

`Soverset(sigma)(-)S`

D

`Coverset(sigma)(-)C`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

The potential difference applied to an X-ray tube is 5 kV and the current through it is 3.2 mA. The number of electrons stricking the target per second is ...... (Take e=1.6xx10^(-19)C)

In X-ray tube the potential difference between the anode and the cathode is 20 kV and the current flowing is 1.6 mA. The number of electrons striking the anode in 1s is ..... (Take e=1.6xx10^(-19)C)

The potential difference applied to an X-ray tube is increased. As a result, in the emitted radiation,

A potential difference of 20kV is applied across an X-ray tube. Find the minimum wavelength of X-ray generated.

An X-ray tube, operated at a potential difference of 40 kV, produce heat at the rate of 720 W.Assuming 0.5% of the energy of incident electrons is converted into X-rays , calculate (i)The number of electron per second striking the target (ii)The velocity of the incident electrons .

A copper refining cell consists of two parallel copper plate electrodes 5 cm apart and 1 metre squre, immersed in a copper sulphate solution of resistivity 12xx10^(-2)Omegam . Then the potential difference which must be established between the plates to provide a constant current to deposit 0.66kg of copper on cathode in one hour is nearly (Z=3.33xx10^(-7)kg//C)

An electron emitted by a heated cathode and accelerated through a potential difference of 2.0 kV, enters a region with uniform magnetic field of 0.15 T. Determine the trajectory of the electron if the field (a) is transverse to its initial velocity, (b) makes an angle of 30º with the initial velocity.

A metal plate of area 1xx10^(-4)m^(2) is illuminated by a radiation 16 mW//m^(2) .The work function of the metal is 5eV.The energy of the incident photons is 10 eV and only 10% of it produces photo-electrons .The number of emitted photoelectrons per second and their maximum energy respectively will be

ALLEN -TEST PAPERS-CHEMISTRY
  1. The wavelength of first line of lyan series in hydrogen is 1213Å. The ...

    Text Solution

    |

  2. Two beans having photons of energies 1eV and 2.5eV falls on a metal of...

    Text Solution

    |

  3. The potential difference applied ot an x ray tube is 5kV and current t...

    Text Solution

    |

  4. Angular velocity of a particle omega=(t^(2)+1) rad/s changes with time...

    Text Solution

    |

  5. A solid sphere of mass m and radius R is released from rest on an incl...

    Text Solution

    |

  6. An electron in a hydrogen like atom is in excited state and has total ...

    Text Solution

    |

  7. A wheel having moment of inertia 2kg-m^(2) about its axis rotates at 5...

    Text Solution

    |

  8. As shown in the figure rod of mass m and length l is hinged at O at on...

    Text Solution

    |

  9. A constant force acting at the centre of a uniform disk of radius r is...

    Text Solution

    |

  10. One mole of hydrogen assumed to be ideal, is adiabatically expanded fr...

    Text Solution

    |

  11. An ideal gas undergoes a cycle ABCA in which its pressure P, and volum...

    Text Solution

    |

  12. For an elementary reaction A(g)+B(g)+C(g)to2D(g) initial partial p...

    Text Solution

    |

  13. In a non stoichiometric compound Ni(0.9)O. Find the ratio of Ni^(2+) &...

    Text Solution

    |

  14. Volume vs Temperature graph of 3 moles of diatomic gas is as shown in ...

    Text Solution

    |

  15. Which one of the following property is amount independent

    Text Solution

    |

  16. In a facc lattice of atoms the number of atoms in one unit cell that a...

    Text Solution

    |

  17. In which of the following 3c-4e bond is present?

    Text Solution

    |

  18. Given the correct order of initials T or F for the following statement...

    Text Solution

    |

  19. Which is NOT correctly matched?

    Text Solution

    |

  20. Select the INCORRECT order.

    Text Solution

    |