Tag: the electromagnetic spectrum

Questions Related to the electromagnetic spectrum

The electron in hydrogen atom in a sample is in $n^{th}$ excited state, then the number of different spectrum lines obtained in its emission spectrum will be:

physics spectra the electromagnetic spectrum electromagnetic spectrum electromagnetic waves

  1. $1 + 2 + 3 + ..... + (n - 1)$

  2. $1 + 2 + 3 + ..... + (n)$

  3. $1 + 2 + 3 + ..... + (n + 1)$

  4. $1$ x $2$ x $3$ x ..... x $(n - 1)$

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Correct Option: A

Which of the following has maximum energy ?

physics spectra the electromagnetic spectrum electromagnetic spectrum electromagnetic waves

  1. radio waves

  2. X rays

  3. light waves

  4. micro waves

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Correct Option: B