Use app×
Join Bloom Tuition
One on One Online Tuition
JEE MAIN 2025 Foundation Course
NEET 2025 Foundation Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
67 views
in Physics by (93.6k points)
closed by
`"Li"^(++)` में प्रथम बोहर कक्षा से तृतीय बोहर कक्षा में इलेक्ट्रॉन उत्तेजन के लिए ऊर्जा है :
A. `12.1" eV"`
B. `36.3" eV"`
C. `108.8" eV"`
D. `122.4" eV"`

1 Answer

0 votes
by (91.2k points)
selected by
 
Best answer
Correct Answer - C
`E_(1)=-(13.6(3)^(2))/((1)^(2))=13.6xx9"eV",`
`E_(3)=-(13.6(3)^(2))/((3)^(2))=-13.6" eV"`
`DeltaE=E_(3)-E_(1)=-13.6"eV"-(-13.6xx9)=108.8" eV".`

Related questions

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...