Relevant Competitive Tests:
A positive and a negative charge are initially 50 mm apart. When they are moved close together so that they are now only 10 mm apart, the force between them will be________________?
A. 5 times smaller than before
B. 5 times greater than before
C. 10 times greater than before
D. 25 times larger than beforeCorrect Answer
Correct Option: D. 25 times larger than before
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