Physics - Single MCQs (Page 14)

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Q131. A light year is a measure of...Q132. Let [Î0 ] denote the dimensional formula of the permittivity of vacuum. If M =...Q133. The empirical atom model was given by...Q134. The first model of atom was proposed by...Q135. The Lyman transitions involve...Q136. In a hydrogen atom, which of the following electronic transitions would involve ...Q137. The Balmer series for the H-atom can be observed...Q138. Which of the following series in the spectrum of hydrogen atom lies in the visib...Q139. When hydrogen atom is in its first excited level, it’s radius is...Q140. When hydrogen atom is in its first excited level, it’s radius is...