Question

work function of copper is of the order of (a) electron volt (eV) (b) joule (c) watt (d) volt kon answer hoga ​

Answer 1

Answer:

platinum

The highest known metal work function is approximately 6.35 eV for platinum (Pt) and lowest work function is 2.14eV for cesium. Work function can be said as the minimum energy needed to move an electron from the Fermi level into vacuum.

Answer 2

Answer:

B) JOULE

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