Consider the following statements.
(A) One of the two identical metallic spheres of exactly equal mass is charged positively and the other negatively. The mass of the sphere with negative charge is more than the sphere which is positively charged.
(B) Protons are heavier than electrons.

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Both (A) and (B) are true.

Both (A) and (B) are false.

(A) is true but (B) is false.

(A) is false but (B) is true.

answer is A.

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Detailed Solution

Negative charged sphere have excess electrons hence there will be additional mass of those excess electrons while on the other hand positively charged sphere have deficiency of electrons due to which some mass loss from it. Hence the mass of the sphere with negative charge is more than the sphere which is positively charged.

Protons have more mass than electrons.

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