The work function for a certain metal is 4.2 eV. Will this metal give photoelectric emission for incident radiation of wavelength 330 nm?

If the work function for a certain metal is 1.8eV: What is the maximum speed of the electron?

The work function of a metal is 4.3 eV. Find the K.E. and the velocity of photoelectrons emitted when radiation of wavelength 2500 overset (@)(A) is incident on it. (Mass of electron 9.1 xx 10^-31 kg )

The work function of a metal is 4.2 eV , its threshold wavelength will be

The work function for the following metals is given Na: 2.75 eV, K:2.30 eV , Mo: 4.17 eV , Ni: 515 eV. Which of these metals will not give photoelectric emission for a radiation of wavelength 3300 A from a He-Cd laser placed 1m away from the photocell? What happens if the laser is brought nearer and placed 50 cm away?

Photoelectric work function of a metal is 3 eV. Find the maximum speed of photoelectrons emitted when radiation of wavelength 4000overset@ A is incident on the metal surface. (Given: mass of electron = 9.1 xx 10^-31 kg )

If the work function for a certain metal is 1.8eV: What is the stopping potential for electrons ejected from metal when light of wavelength 4000overset@ A shines on metal

Photoelectric work function for a metal surface is 3 eV. Find maximum K.E., maximum speed of photoelectron emitted when radiation of wavelength 4000overset@ A is incident, (mass of electron= 9.1 xx 10^-31 kg ).