Monochromatic radiation of wave length 640.2 nm `(1nm=10^(-9)m)` from a neon lamp irradiates a photosenstive material made of calcium or tungsten. The stopping voltage is measured to be 0.54V. The source is replaced by an iron source and its 427.2 nm line irradiates the same photocell. Predict the new stopping voltage.

Monochromatic radiation of wavelength 640.2 nm(1nm=10^-9 m) from a neon lamp irradiates a photosensitive mateiral made of caesium or tungsten. The stopping voltage is measured to be 0.54 V. The source is replaced by an iron source and its 427.2 nm line irradiates the same photocell. predict the new stopping voltage.

Monochromatic radiation of wavelength "640.2 nm "(1nm = 10^(-9) m) from a neon lamp irradiates photosensitive material made of caesium on tungsten. The stopping voltage is measured to be 0.54 V. The source is replaced by an iron source and its 427.2 nm line irradiates the same photo-cell. Predict the new stopping voltage.

Monochromatic radiation of wavelength "640.2 nm "(1nm = 10^(-9) m) from a neon lamp irradiates photosensitive material made of caesium on tungsten. The stopping voltage is measured to be 0.54 V. The source is replaced by an iron source and its 427.2 nm line irradiates the same photo-cell. Predict the new stopping voltage.

Monochromatic radiation of wavelength "640.2 nm "(1nm = 10^(-9) m) from a neon lamp irradiates photosensitive material made of caesium on tungsten. The stopping voltage is measured to be 0.54 V. The source is replaced by an iron source and its 427.2 nm line irradiates the same photo-cell. Predict the new stopping voltage.

Monochromatic radiation of wavelength 640.2 nm (1 nm = 10^-9 m) from a neon-lamp irradiates photosensitive material made of caesium on tungsten. The stopping voltage is measured to be 0.54 V. The source is replaced by an iron source and its 427.2 nm line irradiates the same photo-cell. Predict the new stopping voltage

Monochromatic radiation of wavelength 640.2 nmY from a neon lamp irradiates photosensitive material made of calcium or tongusten. The stopping votage is measured to be 0.54V. The source is replaced by an iron source and its 427.2 nm line irradiates the same photo cell. Predict the new stopping voltage.

A monochromatic neon lamp with wavelength of 670.5 nm illuminates a photo-sensitive material which has a stopping voltage of 0.48 V. What will be the stopping voltage if the source light is changed with another source of wavelength of 474.6 nm ?