10 Question-Answer on electric charges 1. Two point charges certain distance apart in air repel each other with a force F. A glass plate is introduced between the charges. The force becomes F’, where (a) F’ < F (b) F’ =F (c) F’ > F (d) Data is insufficient Ans: ( a) 2. Force between two charges separated by a certain distance in air is F. if each charge were doubled and distance between them also doubled , force would be: (a) F (b) 2F (c) 4F (d) F/4 Ans: (a) 3. An uncharged insulted conductor A is brought near a charged insulted conductor B. (a) The charge and potential of B, both remain constant (b) Both change (c) The charge remains constant, but potential of B dec...
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