10th Class Physics Chapter 13 MCQs with Answers “Electrostatics” takes us on a fascinating journey into the realm of electric charges and their interactions. Within this enlightening chapter, we explore the principles, phenomena, and applications of electrostatics.
10th Class Physics Chapter 13 MCQs with Answers
Prepare to embark on a captivating exploration where we unravel the mysteries of electric charges and their behavior. We delve into the understanding of electric fields, learning about the concept of electric charge, electric force, and the principles of Coulomb’s law.
Our exploration extends to the concept of electric potential and electric potential energy, understanding how they are related to electric fields and the work done in moving charges within an electric field. We delve into the understanding of conductors, insulators, and the process of charging by induction and conduction.
The chapter further unveils the significance of capacitors and their applications in various electronic devices. We learn about the concept of capacitance, charge storage, and the behavior of capacitors in simple circuits.
Through practical examples, case studies, and real-life applications, we enhance our understanding of electrostatics. We sharpen our ability to analyze and interpret electric fields, calculate electric forces and potentials, and apply electrostatic principles to solve problems and analyze real-world situations.
Studying “Electrostatics” in the 10th Class Physics curriculum nurtures critical thinking skills, analytical reasoning, and a deeper understanding of the principles that govern electric charges and their interactions. It equips us with the tools to comprehend and appreciate the complexity of electrostatic phenomena, their applications, and their impact on our daily lives. So let us embark on this enlightening journey, where we explore the captivating realm of electrostatics, unraveling its secrets and expanding our understanding of the dynamic world of physics.
10th Class Physics Chapter 13 MCQs: Electrostatics
1. Study of charges at rest is called
(a) Electrostatics
(b) Magnetism
(c) Electrochemistry
(d) Electric Current
2. An insulating rod is charged positively by rubbing. This is due to
(a) Deficiency of protons
(b) Excess of protons
(c) Deficiency of electrons
(d) Excess of electrons
3. insulating rod is charged negatively, due to
(a) Deficiency of protons
(b) Excess of protons
(c) Deficiency of electrons
(d) Excess of electrons
4. If we run a plastic comb through hair and then bring it near shell pieces of paper. The comb
(a) Attract them
(b) repel them
(c) Both a and b
(d) None of these
5. Electric charges can be produced by rubbing a neutral body with
(a) Chärged body
(b) Another neutral body
(c) Both a and b
(d) None of these
6. SI unit of electric charge is
(a) Coulomb
(b) Ampere
(c) Volt
(d) Watt
7. A positive charge
(a) Attract other positive
(b) Repel other positive charge
(c) Attract the natural charge
(d) Repels a neutral charge
8. An object get excess charge when rubbed against another object
(a) Neutral
(b) Negative charged
(c) positively charge
(d) Object
9. A body can be charged by
(a) Rubbing with another body
(b) Conduction
(c) Electrostatic induction
(d) All of these
10. Only type charges exist
(a) One
(b) Two
(c) Three
(d) Four
I l. If you rub the glass rod with a silk handkerchief,
(a) Glass rod acquires negative Charge while silk acquire positive charge
(b) Glass rod acquires positive Charge while silk acquire negative charge
(c) Both glass
(d) Both glass rod and silk acquire positive charge
12. If you wipe the glass rod with a silk scarf, you will be charged for the following conditions:
(a) Heating
(b) Separation of change
(c) Rubbing
(d) electric force
13. Which statement is correct?
(a) Similar charges attract each other
(b) Similar charges repel each other
(c) Similar charges attract and repel each other
(d) Similar charges either attract or repel one another
14. Which statement is correct?
(a) Opposite charges attract each other
(b) Opposite charges repel each other
(c) Opposite charges attract and repel each other
(d) Opposite charges neither attract nor repel one another .
15. Metals pre good conductors of electricity, because they have
(a) Large number of bonded electrons
(b) Small number of bonded electrons
(c) Large number of free electrons
(d) Small number of free electrons
16. Free electrons are
(a) Tightly bound
(b) Fixed
(c) Loosely bound
(d) strongly fixed
17. The number of electrons in one coulomb charge is equal to
(a) 6.25 x 1019
(b) 1.6 x 1019
(c) Zero
(d) 6.2 x 1021
18. Like charges always
(a) Attract
(b) Repel
(c) Attract and repel
(d) None of these
19. within the presence of a charged body an insulated inductor develops positive charge at one end and negative charges at other end, this process is named the
(a) Electrostatic induction
(b) Conduction
(c) Friction
(d) All of these
20. Electroscope is an instrument used for
(a) Detecting presence of charge
(b) To detect the type of charges
(c) To identity conductor and insulator
(d) All of above
21. Attraction or repulsion between them
(a) Two charged bodies
(b) Neutral body
(c) Non charged bodies
(d) All of these
22. Who established the basic law of electric force between two stationary charged particles?
(a) planks
(b) frady
(c) Quantum
(d) Coulomb
23. It is a fixed capacitor
(a) Paper capacitor
(b) Mica capacitor
(c) Both a and b
(d) Capacitors in radio sets
24. In Mica capacitors the dielectric is
(a) Aluminum foils
(b) Mica
(c) Copper
(d) Polythene paper,
25, Capacitors are used in
(a) Tuning Transmitters
(b) Receiver
(c) Transistor radio
(d) All of these
26. In variable capacitors, the valve of capacitance can be
(a) Decrease
(b) Increased
(c) Both a and B
(d) Fixed
27. A region around the charge in which it exerts electrostatic force on another charge is called
(a) Gravitational field
(b) Magnetic field
(c) Electric field
(d) All of these
28. The equivalent capacitance is greater thin individual capacitance in
(a) Series combination
(b) Parallel combination
(c) Series and parallel combination
(d) All of them
29. The spacing between the field lines shows the
(a) Strength of electric field
(b) Direction of electric field
(c) Both a and b
(d) None of these
30. Electroscope can be charge by the process
(a) Magnetism
(b) Internal reflection
(c) Electrostatic induction
(d) Electromagnetic tension
31. the worth of constant K depends upon
(a) The system of units used
(b) Medium between the charges
(c) Quantity of the charges
(d) The system of units and therefore the medium between the charges
32. If the space between the 2 charged bodies is halved, then what will force between them becomes
(a) Doubled
(b) Half
(c) fourfold
(d) One half
33. If the space between two charges is doubled, what is going to be electric force between them will become
(a) fourfold
(b) Twice
(c) Half
(d) One fourth
34. In variable capacitors
(a) Both the sets, of plates are fixed
(b) Both the sets of plates are moveable
(c) One set of plates is fixed and therefore the other is moveable
(d) Both the sets of plates are neither fixed not moveable
35. Variable capacitors are utilized in
(a) Radio only
(b) Television only
(c) Radio and tv
(d) None of the above
36. When capacitors are connected serial , their equivalent capacitance is adequate to
(a) the product of their individual capacitances
(b) The sum of their individual capacitanCe
(c) The sum of the reciprocals of the individual capacitances
(d) the product of their individual reciprocal capacitances
37. The space round the charge within which other charges are influenced by it’s called
(a) electric intensity
(b) electric field
(c) Electric flux
(d) electric potential
38. Force experienced by a unit positive charge placed at some extent within the field is known as
(a) field intensity
(b) Mågnetic field strength
(c) potential
(d) capacity
39. The force per Unit Charge is understood a
(a) Electric flux
(b) Electric intensity
(c) electric potential
(d) Electric volt
40. SI unit of electrical field strength is
(a) Coulomb
(b) Volt
(c) Newton/coulomb
(d) Ampere
41. the electrical field intensity may be a vector quantity, and therefore the direction is
(a) Perpendicular to the direction of field
(b) Opposite to the direction of force
(c) Along the direction of force
(d) At a particular angle
42. With some extent charge, the electrical strength at an infinite distance is
(a) Zero
(b) Infinite
(c) Volt — m-1
(d) Positive
43. Work done in bringing unit charge from infinity thereto point is an electronic field is named
(a) potential difference
(b) Resistance
(c) Capacitance
(d) potential
44. electric field is robust when liens are
(a) Separated
(b) Closer
(c) Smaller
(d) Larger
45. at some extent in an electrical field is adequate to amount of work done in bringing unit positive charge from infinity thereto point
(a) Electric intensity
(b) electric potential
(c) electric potential
(d) Volt
46. statement is true about electrical potential
(a) Its Sl unit is volt
(b) it’s scalar quantity
(c) At any point v = w/q
(d) all of those
47. so as to store the charge a tool is used which is named
(a) Potential
(b) Capacitor
(c) Momentum
(d) voltage
48. SI unit of capacitance
(a) Farad (F)
(b) Coulomb
(c) Newton
(d) Voltage
49. Parallel plate capacitor contains two metal
(a) Metal
(b) Insulator
(c) conductor
(d) All of those
50. Which is wrong for a parallel capacitor?
(a) v1 = v2 = v3 = v
(b) Q = Q1 + Q2 + Q3
(c) Ce = C1 + C2 + C3
(d) Q = Q1 = Q2 = Q3
51. The work done in moving the eclectic field may be a measure of
(a) Intensity of electrical field
(b) Resistance between two points
(c) Capacitance
(d) electric potential between two points
52. The potential difference between two points is one volt. the quantity of work done in moving a charge of 1 coulomb from one point to a different is
(a) One erg
(b) One Joule
(c) One eV
(d) One coulomb
53. electron volt is that the unit of
(a) electric potential
(b) electric energy
(c) electric current
(d) Capacitance
54. The electron energy is one electron — volt when it’s accelerated through a possible difference of
(a) One walt
(b) One joule
(c) One Coulomb
(d) One erg
55. electric potential may be a
(a) Vector quantity
(b) Scalar quantity
(c) Neither scalar nor vector
(d) Sometimes scalar and sometimes vector