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Physics Important Problems and Solution Free || If Ro is the radius of the first (n = 1) orbit in a hydrogen atom, the radius of the fourth (n = 4) orbit is given by || Potential energy per unit volume u of a strained wire is

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Learn To Converge Your Dreams with Durgam Vigyan Sansthana . Dear Friends, You can watch a video solution to these problems on my youtube channel link is here- Durgam Vigyan Sansthana Q.1 to Q.10 Durgam Vigyan Sansthana Q.11 to Q. 20 I am working for you so it is your responsibility that you should help me by subscribing to me on my youtube channel...After that, I will work with extra energy and happiness .  Tap here to Subscribe it will be helpful... Q.1 If Ro is the radius of the first (n = 1) orbit in a hydrogen atom, the radius of the fourth (n = 4) orbit is given by a) 16Ro b) 4Ro c) Ro/4 d)  Ro/16 For The Solution Tap Here Q.2  Potential energy per unit volume u of a strained wire is : a) Stress x Strain b) Stress x Strain/4 c) Stress x Strain/2 d) 3 x Stress x Strain/4 For The Solution Tap Here Q.3 Two lenses have dispersive power in a ratio of 2:3 these glasses are used to make an achromatic lens of focal length of 20 cm the value of focal lengths of two le...

UPSESSB PGT Physics previous year Question Paper || UP PGT Physics 2021 Solved Paper || UP PGT Physics Previous Year's Question paper Solutions

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Learn To Converge Your Dreams with Durgam Vigyan Sansthana Institute. Hello, Dear Students Watch out New Video lecture on PGT Physics Previous year's solution(2021). Please Subscribe to my channel and like, and share my video. PGT PHYSICS Click here