Electrostatics 2

1. Mention the 2 types of connections in which capacitors can be connected in a circuit?

Question 1 of 35

2. The direction of an electric field at a point is the direction in which a positively charged particle would move if placed at that point. True or False?

Question 2 of 35

3. Which of the following is among the applications of a capacitor?

Question 3 of 35

4. What does a Lighting arrestor comprise of?

Question 4 of 35

5. If a capacitor is connected to a circuit which has a higher voltage than the capacitors rated maximum voltage then the capacitor shall become a conductor. True or False?

Question 5 of 35

6. State the SI UNIT of capacitance?

Question 6 of 35

7. Which of the following statements about capacitor is CORRECT?

Question 7 of 35

8. Electric field lines are parallel at a uniform field however they are closely arranged at?

Question 8 of 35

9. Name the device used to store charges?

Question 9 of 35

10. Mention 3 types of capacitors

Question 10 of 35

11. What IS THE name given to a measure of the amount of charge the capacitor can store when connected to a given voltage?

Question 11 of 35

12. Which of the following statements is CORRECT about when a capacitor is discharged?

Question 12 of 35

13. The resultant capacitor in a parallel connection is the sum of individual capacitor CT = C1 + C2 + C3

Question 13 of 35

14. Define capacitance

Question 14 of 35

15. Which capacitor is made by passing a direct current (d.c ) between aluminum foils with a suitable electrolyte (aluminum borate) in between?

Question 15 of 35

16. The resultant capacitance in a series connection is the sum of the reciprocal of the capacitance of individual capacitors i.e. 1/Ctotal = 1/C1 + 1/C2 + 1/C3

Question 16 of 35

17. C is proportional to A/d and C = (k x A)/d where C = capacitance. Which of the following statements CORRECTLY describe the other parameters in the highlighted formula?

Question 17 of 35

18. Which of the following statements is CORRECT when a capacitor is charged by a battery?

Question 18 of 35

19. Which of the following is among the properties of an electric field?

Question 19 of 35

20. The space around a charged body where the force of attraction or repulsion is felt is called?

Question 20 of 35

21. Give the formula of the energy stored in a capacitor

Question 21 of 35

22. Mention the influencing factors of capacitance

Question 22 of 35

23. Why is an electrolytic capacitor preferred to a paper capacitor?

Question 23 of 35

24. Objects which have a sharp point have a higher charge concentration. True or False?

Question 24 of 35

25. Electric field lines do not cross one another. True or False?

Question 25 of 35

26. Lighting is produced when 2 opposite charged clouds attract one another strongly and neutralize each other causing thunder and lightning. True or False?

Question 26 of 35

27. Give the SI unit of the energy stored in a capacitor?

Question 27 of 35

28. Between a spherical object and a pear shaped body of equal charge which of the two has a higher charge concentration according to charge distribution?

Question 28 of 35

29. Which type of capacitor is able to vary its capacitance and is popular used in radio receivers for tuning?

Question 29 of 35

30. Objects with a sharp point discharge charges faster?

Question 30 of 35

31. Mention the importance of lighting arrestor

Question 31 of 35

32. Electric field lines are parallel at a uniform field however they are widely spread at?

Question 32 of 35

33. Do you expect to detect charges on the inside surface of a charged hollow conductor/ cylinder?

Question 33 of 35

34. Which capacitor consists of 2 thin strips of paper which are separated by a metal foil?

Question 34 of 35

35. Capacitance is directly proportional to the area of plates overlap and inversely proportional to the distance of separation between 2 plates or more. True or False?

Question 35 of 35