Caesium has a work function of 3 x 10-19J. the maximum energy of liberated electrons when it is illuminated by light of frequency 6.7 x 1014HZ is? [h = 6.6 ...

Question 1 Report

Caesium has a work function of 3 x 10-19J. the maximum energy of liberated electrons when it is illuminated by light of frequency 6.7 x 1014HZ is?

[h = 6.6 x 1010-34Js]

1.42 x 10-19J

3.00 x 10-19J

4.42 x 1010-19J

7.42 x 10-19J

Everything you need to excel in JAMB, WAEC & NECO