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(Attempt any ten of the following questions) Explain in brief – "Infrared waves are sometimes referred to as heat waves."

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Why are infrared waves called heat waves?

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R G PUBLICATION-H.S. Question papers of AHSEC,2019-Exercise
  1. (Attempt any ten of the following questions) A magnetic dipole is osci...

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  2. (Attempt any ten of the following questions) You know that Ampere's ci...

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  3. (Attempt any ten of the following questions) Explain in brief – "Infra...

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  4. (Attempt any ten of the following questions) Under what conditions Dop...

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  5. (Attempt any ten of the following questions) Draw a neat diagram to sh...

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  6. (Attempt any ten of the following questions) Define one coulomb charge...

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  7. (Attempt any ten of the following questions) Find the value of curren...

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  8. State len's Law of electromagnetic induction. Establish that lenz's La...

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  9. What is modulation index? If the maximum amplitude of an amplitude mod...

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  10. Obtain an expression for drift velocity of an electron in a conductor.

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  11. Establish the relation between the focal length (f) and radius of curv...

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  12. (Attempt any nine of the following questions) There is an electric dip...

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  13. (Attempt any nine of the following questions) The capacity of a parall...

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  14. (Attempt any nine of the following questions)A current carrying soleno...

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  15. (Attempt any nine of the following questions) Consider that the electr...

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  16. Show that the total energy of an electro is E = -e^2/(8pi in0 r)

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  17. (Attempt any nine of the following questions)Name the only gate which ...

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  18. Two long straight thin conductors carrying currents I1 and I2 respect...

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  19. A far sighted person has his near point 50 cm. Find the power of lens ...

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  20. (Attempt any nine of the following questions) What are coherent source...

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