Home
Class 12
PHYSICS
An X - ray machine has an accelerating p...

An X - ray machine has an accelerating potential difference of 25,000 volts. By calculation the shortest wavelength will be obtained as
`(h=6.62 xx10^(-34)J-sec,e=1.6xx10^(-19)"coulomb")`

A

0.25 Å

B

0.50 Å

C

1.00 Å

D

2.50 Å

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ELECTRON, PHOTON, PHOTOELECTRIC EFFECT AND X-RAYS

    ERRORLESS |Exercise Cathode Rays and Positive Rays|11 Videos

  • ELECTRON, PHOTON, PHOTOELECTRIC EFFECT AND X-RAYS

    ERRORLESS |Exercise Photon and Photoelectric Effect|4 Videos

  • ELECTRO MAGNETIC INDUCTION

    ERRORLESS |Exercise SET|20 Videos

  • ELECTRONICS

    ERRORLESS |Exercise Selv Evaluation Test|23 Videos

Similar Questions

Explore conceptually related problems

An X-ray tube operates on 30 kV. What is the minimum wavelength emitted (h=6.6 xx10^(-34)Js,e=1.6xx10^(-19)"Coulomb",c=3xx10^(8)ms)

The energy of X-ray photon of wavelength 1.65 Å is (h=6.6 xx 10^(-34)J-sec,c=3xx10^(8)ms^(-1),1eV=1.6xx10^(-19)J)

What is the momentum of electron beam of wavelength 4Å? (h=6.62xx10^(-34)Js)

What kV potential is to be applied on X-ray tube so that minimum wavelength of emitted X-ray may be 1 Å (h=6.625 xx 10^(-34) J-sec)

Photon having energy equivalent to the binding energy of 4th state of He^(+) ion is used to eject an electron from the metal with KE/2eV . If electron is further accelerated through a potential difference of 4V then the minimum value of de Broglie wavelength associated with the electron is : (h = 6.6 xx 10^(-34) J-s , m_(e) = 9.1 xx 10^(-31) kg . 1 eV = 1.6 xx 10^(-19) J )

The kinetic energy of an electron is 5 eV . Calculate the de - Broglie wavelength associated with it ( h = 6.6 xx 10^(-34) Js , m_(e) = 9.1 xx 10^(-31) kg)

The voltage applied across the cathode and anode of an X-ray generating machine is 50,000 V. Determine the shortest wavelength of the X-ray emitted, given , h=6.62 xx 10^(-34) Js.

An electron beam energes from an accelerator with kinetic energy 100eV. What is its de-Broglie wavelength? [m = 9.1 xx 10^(-31)kg, h = 6.6 xx 10^(-34)Js, 1eV = 1.6 xx 10^(-19)J]

An X ray beam has a wavelength of 0.010 Å. What is its momentum ? (h=6.63 xx10^(9-34) J-s)