Enfant India International School. Ist unit test. Class-12th. . Sub-Physics

Question-1 Give the statement of Coulomb's law?(2)
Question-2 Express Coulomb's law in vector form?(3)
Question-3 Define Electric Dipole and Prove the formulae for Electric field on Dipole axis?(5)
Question-4 Obtain an expression for Electric field on equitorial line of Electric dipole?(5)
Question-5 What is quantization of Energy?(2)
Question-6 Find out the no.of electrons in 2 Coulomb of Electric Charge?(3)
Question-7 Explain the drawbacks of Rutherford's model?(3)
Question-8 Explain Bohr's model?(5)
Question-9 Write down a reaction for Neuclear fission?(2)
Question-10 Explain Soddy Fazan's group displacement law?(3)
Question-11 find the time in which Radium will undecayed 25% of it's original mass?(3)
Question-12 find the no.of alpha and beta particles emitted when 92U236 gets converted into 82Pb206?(4)

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