(chatquestion)...14. A student performs an experiment on photoelectric effect using two materials A and B. A plot of stopping potential (Vo) vs frequency (v) is as shown in the figure. PARA tertid nsdA o) (Mg b) arlall A colar () 3. wolloj 2.5 2 1.5 Subotords motton 10 x 10 V(Hz) 5 x 10" 15 x 10 The value of h obtained from the experiment for both A and B respectively is (Given electric charge of an electron = 1.6 x 10-19 C) (a) 3.2 x 10-34 Js, 4 x 10-34 J s (b) 6.4 x 10-34 J s, 8 x 10-34 J s (c) 1.2 x 10-34 Js, 3.2 x 10-34 J s (d) 4.2 x 10-34 J s, 5 x 10-34 J s Rbns A uch ilintom 2aal e) kups (o)

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