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QAIPMT-2005-Ph-2543: NEET 2005 Physics - Class 12 AIPMT-2005-Ph-2543 Solution: The work functions for metals A, B and C are respectively 1.92…
The work functions for metals A, B and C are respectively 1.92 eV, 2.0 eV and 5 eV. According to Einstein's equation the metals which will emit photoelectrons for a radiation of wavelength 4100 is/are
Multiple Choice Options
- A A and B only
- B all the three metals
- C none
- D A only
Step-by-Step Verified Solution
Energy of photon = 12400 4100 = 3 eV
_ A and B will emit photoelectrons.