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The 21 cm radio wave emitted by hydrogen ininterstellar space is due to the interaction called the hyperfine interaction in atomic hydrogen.The energy of the emitted wave is nearly       [1998]
  • a)
    10–17 J
  • b)
    1 J
  • c)
    7 × 10–8 J
  • d)
    10–24 J
Correct answer is option 'D'. Can you explain this answer?
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The 21 cm radio wave emitted by hydrogen ininterstellar space is due to the interaction called the hyperfine interaction in atomic hydrogen.The energy of the emitted wave is nearly [1998]a)10–17 Jb)1 Jc)7 × 10–8 Jd)10–24 JCorrect answer is option 'D'. Can you explain this answer?
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The 21 cm radio wave emitted by hydrogen ininterstellar space is due to the interaction called the hyperfine interaction in atomic hydrogen.The energy of the emitted wave is nearly [1998]a)10–17 Jb)1 Jc)7 × 10–8 Jd)10–24 JCorrect answer is option 'D'. Can you explain this answer? for Class 12 2024 is part of Class 12 preparation. The Question and answers have been prepared according to the Class 12 exam syllabus. Information about The 21 cm radio wave emitted by hydrogen ininterstellar space is due to the interaction called the hyperfine interaction in atomic hydrogen.The energy of the emitted wave is nearly [1998]a)10–17 Jb)1 Jc)7 × 10–8 Jd)10–24 JCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Class 12 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The 21 cm radio wave emitted by hydrogen ininterstellar space is due to the interaction called the hyperfine interaction in atomic hydrogen.The energy of the emitted wave is nearly [1998]a)10–17 Jb)1 Jc)7 × 10–8 Jd)10–24 JCorrect answer is option 'D'. Can you explain this answer?.
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