12th class Question paper of physics with solutions

Will you please provide me the 12th class Question paper of physics with solutions????

[Kiran Chandar]

This is the 12th class Question paper of physics with solutions:

15. Two nearby narrow slits are illuminated by a single monochromatic source. Name the
pattern obtained on the screen.
One of the slits is now completely covered. What is the name of the pattern now
obtained on the screen?
Write two differences between the patterns obtained in the two cases.
16. A nucleus makes a transition from one permitted energy level to another level of lower
energy. Name the region of the electromagnetic spectrum to which the emitted photon
belongs. What is the order of its energy in electron volts?
Write four characteristics of nuclear forces.







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