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If the two metals \(A\) and \(B\) are exposed to radiation of wavelength \(350 nm\). The work functions of metals \(A\) …

Q1

If the two metals \(A\) and \(B\) are exposed to radiation of wavelength \(350 nm\). The work functions of metals \(A\) and \(B\) are \(4.8 eV\) and \(2.2 eV\). Then choose the correct option

[JEE Main 2023, 31 Jan (Shift 2)]

a

Metal \(B\) will not emit photo-electrons

b

Both metals \(A\) and \(B\) will emit photo-electrons

c

Both metals \(A\) and \(B\) will not emit photoelectrons

d

Metal \(A\) will not emit photo-electrons

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