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CBSE Class 11-science Answered

Wavelength of Alpha - line of Balmer series is 6500 angstrom. The wavelength of gamma-line is ?(for hydrogen atom)
Asked by arunavamitra50 | 21 May, 2018, 09:12: AM
answered-by-expert Expert Answer
I n space B a l m e r space s e r i e s comma W h e n comma space n 1 space equals space 2 comma space n 2 space equals space 3 space space equals space A l p h a W h e n space n 1 equals 2 comma space n 2 equals 5 space equals space g a m m a comma 1 over lambda space equals space 109677 space open parentheses fraction numerator 1 over denominator n 1 squared end fraction space minus space fraction numerator 1 over denominator n 2 squared end fraction close parentheses space c m to the power of negative 1 space space end exponent space space space space space space equals space space 109677 space open parentheses 1 over 2 squared space minus space 1 over 5 squared close parentheses space c m to the power of negative 1 space space end exponent space space space space space space equals space 23032.17 space c m to the power of negative 1 end exponent T h e r e f o r e space lambda equals space 0.00004298 space c m lambda space equals space 4298 space A to the power of 0
Answered by Ramandeep | 21 May, 2018, 09:49: AM
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CBSE 11-science - Physics
a particle is displaced (3i + 4j) from (3j - 2k) under the action of force (i - j+k)N. the workdone by the force is ______ joule
Asked by vaddevenkatesulu56 | 26 Feb, 2024, 09:02: PM
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CBSE 11-science - Physics
the devices for which I-V curve is a straight line passing through origin are called....... devices
Asked by prachimadage5 | 01 Nov, 2023, 09:58: PM
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CBSE 11-science - Physics
what is physics
Asked by srina3149 | 30 Oct, 2023, 11:39: AM
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CBSE 11-science - Physics
Physical world numericals
Asked by abhiabhishek842006 | 10 Jan, 2023, 06:36: PM
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CBSE 11-science - Physics
what is physics?
Asked by chennaharitha | 24 Jan, 2022, 09:23: PM
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CBSE 11-science - Physics
what ia biology.  
Asked by atiquemasud786 | 21 Dec, 2021, 07:00: PM
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CBSE 11-science - Physics
what is gravitational force
Asked by owaishmansoori02 | 17 Aug, 2021, 01:17: PM
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CBSE 11-science - Physics
plastic is conductor or insulactor
Asked by korambasireddy5392 | 08 Aug, 2021, 04:54: PM
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CBSE 11-science - Physics
what is scope of physics?
Asked by kumurai121 | 21 Apr, 2021, 12:52: PM
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CBSE 11-science - Physics
what is mean by force
Asked by nagarjunamolugunagarjuna | 21 Dec, 2020, 07:14: AM
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