The threshold wavelength of a metal having work function W is `lamda`. What will be the threshold wavelength of a metal having work function 2W ?

The threshold wavelength of a metal having work function 2 eV is 6000 Å . What will be the threshold wavelength for the metal having a work function of 6 eV ?

Threshold wavelength for a metal having work function w_(0) is lambda . Then the threshold wavelength for a metal having work function 2 w_(0) is

Threshold wavelength for a metal having work function w_(0) is lambda . Then the threshold wavelength for a metal having work function 2 w_(0) is

The thereshold wavelenght for a metal of work function W_(0) is lambda . The threshold wavelenght for a metal having work function 3W_(0) will be

The threshold wavelength of a metal is 1243 nm its work function will be

The work function of photometal is 6.626 eV. What is the threshold wavelength ?