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Normal 0false false falseEN-US X-NONE X-NONE/* Style Definitions */table.MsoNormalTable{mso-style-name:Table Normal;mso-tstyle-rowband-size:0;mso-tstyle-colband-size:0;mso-style-noshow:yes;mso-style-priority:99;mso-style-parent:;mso-padding-alt:0in 5.4pt 0in 5.4pt;mso-para-margin-top:0in;mso-para-margin-right:0in;mso-para-margin-bottom:10.0pt;mso-para-margin-left:0in;line-height:115%;mso-pagination:widow-orphan;font-size:11.0pt;font-family:Calibri,sans-serif;mso-ascii-font-family:Calibri;mso-ascii-theme-font:minor-latin;mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Times New Roman;mso-bidi-theme-font:minor-bidi;}If the threshold wavelength for a certain metal is 2000 Å, then the work-function of the metal is(a) 6.21(b) 6.2eV(c) 6.2MeV(d) 6.2keV

Amit Saxena , 11 Years ago
Grade upto college level
anser 1 Answers
Hrishant Goswami

Last Activity: 11 Years ago

(b)

Threshold wavelength (l) = 2000 Å = 2000 × 10-10 m.

Work function

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