Basic Science : Coulombs Law QUESTIONS AND ANSWERS :: part1 : 1 to 5
Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :
1.If the distance between two charges is doubled, the electrostatic force between the charges will |
| be four times more |
| be four times less |
| increase two times |
| decrease two times |
2.Charges can be |
| created |
| destroyed |
| cannot be created |
| multiplied |
3.Force between two similar charges is given by |
| q2/4πεor repulsive |
| q2/4πεr2 attractive |
| q/4πεor2 repulsive |
| q2/4πεor2 repulsive |
4.The unit of 1/4πεo is |
| C2 N-1 m-2 |
| C -2 N-1 m2 |
| C2 N1 m-2 |
| C-2 N m2 |
5.A force exists between two point charges in air. If the charges are moved to a medium having εr =5 without altering the distance between them, the new force between them |
| will increase by 5 times |
| will decrease by 0.2 times |
| will decrease by √5 times |
| will increase by 25 times |
More Coulombs Law QUESTIONS AND ANSWERS available in next pages
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