A sample of hydrogen is bombarded by electrons. Through what potential difference should the electrons be accelerated so that third line of Lyman series be emitted?

Through what potential difference should an electron be accelerated so that its de-Broglie wavelength becomes 0.4Å?

Through what potential difference should an electron be accelerated so that its de - Broglie wavelenght becomes 0.5 Å

Through what potential difference should an electron be accelerated so that its de-Broglie wavelength becomes 0.4 overset(@)(A) ?

A beam of electrons bombards a sample of hydrogen. Through what potential difference must the electron have been accelerated if the first line of the Balmer series is to be emitted?

Through what potential difference should an electron be accelerated to give it a speed of (a) 0.6c, (b) 0.9c), and (0.99c)?

Through what potential difference should an electron be accelerated to give it a speed of (a) 0.6c, (b) 0.9c), and (0.99c)?

The de Broglie wavelength of an electron is 1A^(@) . In what potential difference electron accelerates

The de Broglie wavelength of an electron is 1A^(@) . In what potential difference electron accelerates