1.

Statement I: The centre of mass of an electron-proton system, when released moves faster towards proton. Statement II: Proton is heavier than electron.

Answer»

Statement I is true, statement II is true, statement II is a CORRECT explanation for statement I.
Statement I is true, statement II true, statement II is not a correct explanation for statement I.
Statement I is true, statement II is FALSE.
Statement I is false, statement II is true.

Answer :D


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