Two Objects, a and B, Are Rubbed Together

question 86

Multiple Choice

Two objects, A and B, are rubbed together. As a result, object A acquires an excess negative charge while object B becomes positively charged. In comparison to their masses before the charging process, you can say that

• A) the mass of both objects increased.
• B) the mass of A increased and that of B decreased.
• C) the mass of A decreased and that of B increased.
• D) the mass of both objects decreased.
• E) None of the other choices is correct.