Physics 10th Class English Medium Unit 4 Online Test With Answers

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Physics 10th Class English Medium Unit 4 Online Test

Sr. # Questions Answers Choice
1 Coulomb's law is mathematically stated as: F = k q1 q2/r3 F = k q2 q2 / r2 F = k q1 q2 / r F = k q1 q2 / r2
2 If a charged body is brought near a negatively charged electroscope and the leaves of electroscope diverge, then the body is: Positively charged Negatively charged Neutral None of these
3 Electric field lines of force were first introduced by: Ampere Farady Fleming Coulomb
4 Which device is used to store charge: Resister Capacitor Dielectric Fuse
5 In the presence of a charged body, an insulated conductor develops positive charge at one end and negative charge at the other end, this i- called: Electrostatics Electrostatic induction Magnetism Electromagnetic induction
6 If we double the distance between two charges, what will be the change in the force between them? Half Double One fourth Four times
7 Unlike charges always: Repel each other Attract each other Sometimes repel and attract each other Both A and B
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