A cobalt target (Z = 27) is bombarded with electrons and the wavelengths of its characteristic spectrum are measured. A second fainter, characteristic spectrum is also found because of an impurity in the target. The wavelength of the K alpha lines A cobalt target (Z = 27) is bombarded with electrons and the wavelengths of its characteristic spectrum are measured. A second fainter characteristic spectrum is also found because of an impurity in the target. The wavelength of the K alpha lines September 11, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related