2ndPUC PHYSICS
PHYSICS
II PUC
QUESTION BANK
QUESTION BANK
,2ndPUC PHYSICS
PHYSICS
List of the lecturers selected for preparation of II PU Physics question bank
Sl.no Name & address of the Mobile number Topic
resource person, Sri/Smt
Gayathri M.S. 9448936840 Chair-person
G I P U College, Agara, HSR lay
out, Bangalore
Sri. Venkata raya . 9480102040 Reviewer
Vijaya P U college 4th block
Jayanagar, Bangalore
1 Sri. Venkata raya . 9480102040 14. Semi-conductor
Vijaya P U college 4th block physics
Jayanagar, Bangalore 15.communication
2 Sathish kumar umadi 9901489635 6. EMI
Gulbarga 7. Alternating current
3 Vishwanath kodlur 9901781785 1.Electric charges and
G P U C Manjalatti, chikkodi fields,
taluk, Belagavi 2.Electric potential &
capacitors
4. Shreenivasa bhat, 9964073075 9. Ray optics
G P U C Karwara 10. wave optics
5 Sudheendra 9448294417 4.Moving charges &
G P U C , Mulabagilu magnetism
5.Magnetism & matter
6 Geetha. M.S 9448091513 3. current electricity
Vijaya composite PU college, 8. E. M .waves
Bangalore
7 Prema 7760599933 11. Dual nature
G P U C for girls, Hosakote, 12. Atoms
13. Nuclei
8 Venkatesh 9480224748 Model Question papers
Sarvodaya PU college, Tumkur
9 Z N Jagirdar (Reviewer) 9243227576 --------------------
G P U college,Gulbarga
QUESTION BANK
, 2ndPUC PHYSICS
CHAPTER-1
ELECTRIC CHARGES AND FIELDS
One mark questions
1. What is the cause for seeing the spark or hearing the crackle when, we take off our synthetic
clothes particularly in dry weather? (K)
2. Which phenomenon is responsible for lightning in the sky during thunder storm? (K)
3. We experience a sensation of electric shock while opening the door of a car or while holding the
iron bar of a bus after sliding from our seat. Why? (K)
4. Who discovered the fact that amber rubbed with wool or silk attracts light objects? (K)
5. What happens when insulating surfaces are rubbed with each other? (K)
6. When amber is rubbed with wool or silk, it attracts light objects. Who is credited as the
discoverer of this phenomenon? (K)
7. How the name electricity is coined? (U)
8. How many kinds of electrification are there in nature? (K)
9. What is the meaning of the Greek word ‘elektron’ form which the name ‘electricity’ is coined?
(K)
10. How many types of charges exist in nature? (K)
11. What is the nature of force between like charges? (K)
12. What is the nature of force between unlike charges? (K)
13. What is meant by polarity of charges? (U)
14. What would happen when two oppositely charged objects are brought in contact? (K)
15. Who has named two types of charges as positive and negative? (K)
16. Why does a pair of objects get electrified on rubbing on each other? (U)
17. What is the cause of electrification of an object? (U)
18. When do we say that an object is charged or electrified? (U)
19. Name the instrument which detects the charge on an object. (K)
20. Name the instrument which detects the nature of the charge of the object. (K)
21. What is gold leaf electroscope? (K)
22. What does the degree of divergence of gold leaves in gold leaf electroscope indicate? (U)
23. How an object does acquire positive charge? (U)
24. How an object does acquire negative charge? (U)
25. When glass rod is rubbed with silk, glass rod acquires positive charge. Give reason. (U)
26. When plastic rod is rubbed with cat’s fur it acquires negative charge. Give reason. (U)
27. Why do electrostatic experiments not work well on humid days? (U)
28. When we walk briskly on the carpet in dry whether we are electrically charged. What type of
charge accumulates on us? (K)
29. Why can we not charge metal rod when held in hand and rubbed with wool? (U)
QUESTION BANK
, 2ndPUC PHYSICS
30. What are electric conductors? (K)
31. What are electric insulators? (K)
32. Electric charge can be transferred from one object to the other object using copper wire but not
with nylon thread. Give reason. (U)
33. Give an example of electric conductor. (K)
34. Given an example of electric insulator. (K)
35. What is meant by grounding/earthing? (K)
36. Name the three wires in household electrical wire systems (K)
37. Why do we connect the metal parts of the electrical appliances to the earthing wire? (U)
38. Why is it recommended that you touch the metal frame of your personal computer before
installing any internal accessories? (U)
39. If we rub a coin briskly between your fingers, it will not seem to become charged by friction.
Why? (U)
40. The number of electrons in an insulator is of the same order as the number of electrons in a
conductor. What is then the basic difference between a conductor and an insulator? (U)
41. Is pure water a conductor or insulator? (U)
42. What is charging by induction? (K)
43. When a charged comb is brought near a small piece of paper, it attracts the piece. Does the
paper become charged when the comb is brought near it? (K)
44. When do we treat a charged object as a point charge? (U)
45. What is meant by additive property of charge? (K)
46. What is meant by quantization property of charge? (K)
47. State the conservation property of charge. (K)
48. Why a charge on an object is said to be quantized? (U)
49. Write the expression for quantization property of charge. (K)
50. What is the nature of charge on an electron? (K)
51. What is the nature of charge on a proton? (K)
52. Name the scientist who suggested the quantization property of charge. (K)
53. Name the scientist who experimentally proved the quantitation nature of charge. (K)
54. Name the SI unit of charge. (K)
55. Give the value of the basic unit of charge. (K)
56. How many electrons make -1 C of charge? (A)
57. A glass rod rubbed with silk loses 108 electrons. What is the charge on glass rod? (K)
58. What is the least possible value of charge that an object can have? (K)
59. When do we neglect the quantization property of charge? (U)
60. How many electrons make -1 µC charge? (A)
61. What is the lower limit of the electric force between two charged particles placed at a separation
of 1 cm in vacuum? (A)
62. Initially sphere A has a charge of -50e and sphere B has a charge of +20e. The spheres are made
of conducting material and are identical in size. If the spheres are then touch, what is the
resulting charge on sphere A? (A)
63. State Coulomb’s law in electrostatics. (K)
QUESTION BANK
PHYSICS
II PUC
QUESTION BANK
QUESTION BANK
,2ndPUC PHYSICS
PHYSICS
List of the lecturers selected for preparation of II PU Physics question bank
Sl.no Name & address of the Mobile number Topic
resource person, Sri/Smt
Gayathri M.S. 9448936840 Chair-person
G I P U College, Agara, HSR lay
out, Bangalore
Sri. Venkata raya . 9480102040 Reviewer
Vijaya P U college 4th block
Jayanagar, Bangalore
1 Sri. Venkata raya . 9480102040 14. Semi-conductor
Vijaya P U college 4th block physics
Jayanagar, Bangalore 15.communication
2 Sathish kumar umadi 9901489635 6. EMI
Gulbarga 7. Alternating current
3 Vishwanath kodlur 9901781785 1.Electric charges and
G P U C Manjalatti, chikkodi fields,
taluk, Belagavi 2.Electric potential &
capacitors
4. Shreenivasa bhat, 9964073075 9. Ray optics
G P U C Karwara 10. wave optics
5 Sudheendra 9448294417 4.Moving charges &
G P U C , Mulabagilu magnetism
5.Magnetism & matter
6 Geetha. M.S 9448091513 3. current electricity
Vijaya composite PU college, 8. E. M .waves
Bangalore
7 Prema 7760599933 11. Dual nature
G P U C for girls, Hosakote, 12. Atoms
13. Nuclei
8 Venkatesh 9480224748 Model Question papers
Sarvodaya PU college, Tumkur
9 Z N Jagirdar (Reviewer) 9243227576 --------------------
G P U college,Gulbarga
QUESTION BANK
, 2ndPUC PHYSICS
CHAPTER-1
ELECTRIC CHARGES AND FIELDS
One mark questions
1. What is the cause for seeing the spark or hearing the crackle when, we take off our synthetic
clothes particularly in dry weather? (K)
2. Which phenomenon is responsible for lightning in the sky during thunder storm? (K)
3. We experience a sensation of electric shock while opening the door of a car or while holding the
iron bar of a bus after sliding from our seat. Why? (K)
4. Who discovered the fact that amber rubbed with wool or silk attracts light objects? (K)
5. What happens when insulating surfaces are rubbed with each other? (K)
6. When amber is rubbed with wool or silk, it attracts light objects. Who is credited as the
discoverer of this phenomenon? (K)
7. How the name electricity is coined? (U)
8. How many kinds of electrification are there in nature? (K)
9. What is the meaning of the Greek word ‘elektron’ form which the name ‘electricity’ is coined?
(K)
10. How many types of charges exist in nature? (K)
11. What is the nature of force between like charges? (K)
12. What is the nature of force between unlike charges? (K)
13. What is meant by polarity of charges? (U)
14. What would happen when two oppositely charged objects are brought in contact? (K)
15. Who has named two types of charges as positive and negative? (K)
16. Why does a pair of objects get electrified on rubbing on each other? (U)
17. What is the cause of electrification of an object? (U)
18. When do we say that an object is charged or electrified? (U)
19. Name the instrument which detects the charge on an object. (K)
20. Name the instrument which detects the nature of the charge of the object. (K)
21. What is gold leaf electroscope? (K)
22. What does the degree of divergence of gold leaves in gold leaf electroscope indicate? (U)
23. How an object does acquire positive charge? (U)
24. How an object does acquire negative charge? (U)
25. When glass rod is rubbed with silk, glass rod acquires positive charge. Give reason. (U)
26. When plastic rod is rubbed with cat’s fur it acquires negative charge. Give reason. (U)
27. Why do electrostatic experiments not work well on humid days? (U)
28. When we walk briskly on the carpet in dry whether we are electrically charged. What type of
charge accumulates on us? (K)
29. Why can we not charge metal rod when held in hand and rubbed with wool? (U)
QUESTION BANK
, 2ndPUC PHYSICS
30. What are electric conductors? (K)
31. What are electric insulators? (K)
32. Electric charge can be transferred from one object to the other object using copper wire but not
with nylon thread. Give reason. (U)
33. Give an example of electric conductor. (K)
34. Given an example of electric insulator. (K)
35. What is meant by grounding/earthing? (K)
36. Name the three wires in household electrical wire systems (K)
37. Why do we connect the metal parts of the electrical appliances to the earthing wire? (U)
38. Why is it recommended that you touch the metal frame of your personal computer before
installing any internal accessories? (U)
39. If we rub a coin briskly between your fingers, it will not seem to become charged by friction.
Why? (U)
40. The number of electrons in an insulator is of the same order as the number of electrons in a
conductor. What is then the basic difference between a conductor and an insulator? (U)
41. Is pure water a conductor or insulator? (U)
42. What is charging by induction? (K)
43. When a charged comb is brought near a small piece of paper, it attracts the piece. Does the
paper become charged when the comb is brought near it? (K)
44. When do we treat a charged object as a point charge? (U)
45. What is meant by additive property of charge? (K)
46. What is meant by quantization property of charge? (K)
47. State the conservation property of charge. (K)
48. Why a charge on an object is said to be quantized? (U)
49. Write the expression for quantization property of charge. (K)
50. What is the nature of charge on an electron? (K)
51. What is the nature of charge on a proton? (K)
52. Name the scientist who suggested the quantization property of charge. (K)
53. Name the scientist who experimentally proved the quantitation nature of charge. (K)
54. Name the SI unit of charge. (K)
55. Give the value of the basic unit of charge. (K)
56. How many electrons make -1 C of charge? (A)
57. A glass rod rubbed with silk loses 108 electrons. What is the charge on glass rod? (K)
58. What is the least possible value of charge that an object can have? (K)
59. When do we neglect the quantization property of charge? (U)
60. How many electrons make -1 µC charge? (A)
61. What is the lower limit of the electric force between two charged particles placed at a separation
of 1 cm in vacuum? (A)
62. Initially sphere A has a charge of -50e and sphere B has a charge of +20e. The spheres are made
of conducting material and are identical in size. If the spheres are then touch, what is the
resulting charge on sphere A? (A)
63. State Coulomb’s law in electrostatics. (K)
QUESTION BANK
