Question
An electron in a hydrogen atom de-excites from the 4th
to the 2nd level. The wavelength of emitted photon falls in which series?Solution
More Physics GS Questions
30, 43, 58, 75, 94, ?
48, 24.5, ?, 39.75, 81.5, 206.25, 621.75
Find the missing number in the given number series.
2, 5, 11, 23, 47, ?4, 7, 12, 21, 36, ?
81 72 136 111 ? 278
...- What will come in place of (?) in the given number series.
2, 6, 15, 31, 56, ? 7   4   5   9   20    ?    160.5
101, 103, 107, 109, 113, ?
32, 64, 144, ?, 990, 2970
58, 67, ?, 76, 40, 85
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