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ACADEMICS

AMINU KANO COLLEGE OF ISLAMIC AND LEGAL STUDIES, KANO (AKCILS) – List of Courses

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AMINU KANO COLLEGE OF ISLAMIC AND LEGAL STUDIES, KANO, KANO STATE – COURSES

AKCILS Courses are  listed below. The JAMB subject combination, subject requirements and combinations for each of the courses as well as other institutions that offer them can be found in the “COURSES” section. You can as well click on each course to view its info.

 

“AKCILS” – Programmes(courses):

  • ARABIC MEDIUM
  • ARABIC/ENGLISH
  • ARABIC/HAUSA
  • ARABIC/ISLAMIC STUDIES
  • ARABIC/SOCIAL STUDIES
  • BUSINESS EDUCATION
  • COMPUTER EDUCATION/ECONOMICS
  • COMPUTER EDUCATION/MATHEMATICS
  • EARLY CHILDHOOD CARE EDUCATION
  • ECONOMICS/ENGLISH
  • ECONOMICS/MATHEMATICS
  • ECONOMICS/SOCIAL STUDIES
  • ENGLISH/GEOGRAPHY
  • ENGLISH/HAUSA
  • ENGLISH/HISTORY
  • ENGLISH/ISLAMIC STUDIES
  • ENGLISH/POLITICAL SCIENCE
  • ENGLISH/SOCIAL STUDIES
  • GEOGRAPHY/HISTORY
  • GEOGRAPHY/MATHEMATICS
  • GEOGRAPHY/SOCIAL STUDIES
  • HAUSA/GEOGRAPHY
  • HAUSA/ISLAMIC STUDIES
  • HAUSA/POLITICAL SCIENCE
  • HAUSA/SOCIAL STUDIES
  • HISTORY/ISLAMIC STUDIES
  • HISTORY/SOCIAL STUDIES
  • ISLAMIC STUDIES/ECONOMICS
  • ISLAMIC STUDIES/GEOGRAPHY
  • ISLAMIC STUDIES/POLITICAL SCIENCE
  • ISLAMIC STUDIES/SOCIAL STUDIES
  • PHYSICAL AND HEALTH EDUCATION (DOUBLE MAJOR)
  • POLITICAL SCIENCE/SOCIAL STUDIES
  • PRIMARY EDUCATION STUDIES
  • SOCIAL STUDIES (DOUBLE MAJOR)

Career & Business Strategist, Content creator, JAMB Officer and Academic Instructor. Owner/Founder - CAREERWIZZARD @careerwizzard.com

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ACADEMICS

PHY 203 Quiz For OAU

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Created by Oluwaferanmi Akinyele

PHY 203 Quiz

These are likely questions for our test based on our class notes, few questions our lecturers asked in class, examples in the notes and some online questions.

 

This quiz consists of 95 questions covering all the topics we have been taught in PHY 203 till present. I hope we all find it helpful.

You have 50 mins for this quiz.

 

 

 

Contributors: Zainab, Verah & Lammylex (CHM department)

and Shukroh, Great Blakky and Ebun (PHY department)

 

Goodluck!❤️

1 / 95

1. In a semiconductor, as temperature increases, conductivity ………………

2 / 95

2. Select the correct options only

I. Pentavalent impurities provide large number of free electrons to the semiconductor.

II. Trivalent impurities provide large number of free electrons to the semiconductor.

III. Trivalent impurities provide large number of holes to the semiconductor.

IV. Pentavalent impurities provide large number of holes to the semiconductor.

3 / 95

3. A perfect amplifier has all of the following properties except:

4 / 95

4. A material that releases an electron from the valence band into the conduction band when a photon of light is incident on it is a ___________

5 / 95

5. A resistor is regarded as a circuit element which puts energy into a circuit

6 / 95

6. Which of this must be connected to multimeter to be able to measure AC voltages?

7 / 95

7. Coils are …………… separated, but ……………. linked together

8 / 95

8. A emitter-follower circuit has Vcc =12V, Rm = 1KΩ and a 2mA meter. If the amplification factor of the resistor is 80 and Vbe = 0.7. Calculate the suitable r for Rs to give fsd when E= 5V.

9 / 95

9. The voltage signal at the collector is out of phase with the signal at the base by:

10 / 95

10.

How many branches, nodes, loop and mesh do we have here?

11 / 95

11. A transformer only increases the voltage with corresponding increase in current

12 / 95

12. The process of setting up a current to operate a transistor at a desired point on its characteristic curve is known as __________

13 / 95

13. A semiconductor in an extremely pure form is known as ………….

14 / 95

14. Circuit elements connected in series have common …………….. passing through each element

15 / 95

15. What is the number of branches, nodes, loops, and meshes?

16 / 95

16. p-type and n-type semiconductor join together to form a …………….. known as …………….

17 / 95

17. Calculate Rth, Vth, and I5

18 / 95

18. Copper loss is usually larger than other losses

19 / 95

19. AC Current and Voltage may vary with time. True or False?

20 / 95

20. Depletion layer serves as barrier to the movement of free electrons.

21 / 95

21. What are the examples of passive elements?

22 / 95

22. Loading effect of a meter happens because……………

23 / 95

23. A component that allows the flow of current in only one direction is called ……….

24 / 95

24. On the basis of their use, transformers are classified as

25 / 95

25. Which of the following statements is/are true? I. A multimeter can be used as an ammeter when low resistance is connected in parallel with the galvanometer II. A low sensitive meter will measure Voltage perfectly III. A multimeter cannot be used to determine circuit continuity IV. A multimeter can be used as an voltmeter when high resistance is connected in series with the galvanometer

26 / 95

26. A capacitor C and an Inductor L store…………….. and ……………….. respectively

27 / 95

27. In a RC circuit, voltage across the resistor ………………. exponentially with time

28 / 95

28. Which of the following is true about the effect of temperature on semiconductors

I. At absolute zero, there are no free electrons.

II. Above absolute zero, bonds break and electrons move under the influence of the applied electric field.

III. The semiconductor has its highest conductivity at absolute zero

IV. The semiconductor behaves as a perfect insulator at absolute zero

29 / 95

29. In checking for continuity of circuit which on these is used

30 / 95

30. The principle behind the working of a transformer is _________

31 / 95

31. Why is a laminated steel core used in a transformer instead of a solid core?

32 / 95

32. Inductors are very common in high-frequency circuit

33 / 95

33. No electrons can stay in the forbidden gap because

34 / 95

34. Circuit elements are connected in parallel when a common ……………. is applied to each elements

35 / 95

35. A laminated steel core that has high silicon content provides

36 / 95

36. A inductor stores energy in its _________

37 / 95

37. Which of this is true

38 / 95

38. Which of the following is/are true

I. Reverse biasing prevents the flow of charge carriers across the junction.

II. Forward biasing is created when the positive terminal is connected to the n-type part of the PN junction.

III. In practice, when we apply reverse biasing to a PN junction, all the charge carriers stops to flow.

39 / 95

39. A multiplier measures ………………, ………………….. and …………………

40 / 95

40. If a circuit has the following parameters Vcc =20V, Rs +Rm = 9.3KΩ, Vbe = 0.7, Im =1mA, and Β = 100. Calculate the meter current when E =10V and the voltmeter input r with or without the transistor.

41 / 95

41. Inductors smoothen sharp sudden changes in ……….

42 / 95

42. In pure inductors, current ……… the voltage by ……

43 / 95

43. A galvanometer measures and detects extremely small currents both in ………………… and ………………………

44 / 95

44. Which of the following is/are correct?

I. Bipolar junction transistors control the current by varying the number of charge carriers

II. Voltage between 2 terminals are indicated by repeated letters

III. The emitter is lightly doped to reduce junction capacitance

IV. The emitter-base junction is forward biased

45 / 95

45. The emf that gets induced in the secondary winding according to Faraday’s law of electromagnetic induction is called?

46 / 95

46. ________ converts alternating currents into direct currents

47 / 95

47. When a small amount of trivalent impurity is added to a pure semi conductor, the semi conductor becomes

48 / 95

48. A Thevenin’s equivalent circuit contains an equivalent source Vth in parallel with an equivalent resistor Rth

49 / 95

49. Calculate Ia, Ib and Ic

50 / 95

50. Which of these will result in forward biasing

I. when certain dc voltage is applied to the junction in such a direction that it cancels the potential barrier thus permitting the flow of current

II. Connecting the negative terminal of the battery to the p-type and positive terminal to the n-type

III. Connecting the positive terminal of the battery to the p-type and negative terminal to the n-type

IV. when certain dc voltage is applied to the junction in such a direction that the potential barrier is increased

51 / 95

51. A variable resistor in an electric circuit is for ……………

52 / 95

52. The separation between conduction band and valence band on the energy level diagram is called ________

53 / 95

53. A 6600/550V, 25KVA transformer has iron losses of 350W and its 1º and 2° winding resistances are 14.5 and 0.1Ω respectively. Determine the full load efficiency at a power factor of unity.

54 / 95

54. Which of the following is correct

I. Small changes in V(BE) will produce large current changes in I(C) & I(E)

II. Small changes in V(CE) have little effect on I(B)

III. Small changes in V(CE) will produce large current changes in I(C) & I(E)

I, II, III & IVIV. Small changes in V(BE) will produce large current changes in I(B)

55 / 95

55. The transistor is a three-terminal device that we can use to form a _____________ circuit

56 / 95

56. Consider the following statements and choose only correct answers

I. The resistivity of a semiconductor is less than that of an insulator and more than a conductor

II. As temperature increases, the conductivity of semiconductors decreases

III. We can consider a semiconductor as a resistance material

IV. Semiconductors have a negative temperature coefficient of resistance

57 / 95

57. Extrinsic semiconductors have more current conducting capacity than intrinsic semiconductors

58 / 95

58. …………………. are responsible for the conduction  in a conductor

59 / 95

59. What type of bonds exist in semiconductors

60 / 95

60. Which of the following transformers has a high rating?

61 / 95

61. The transistor is a current __________ device.

62 / 95

62. The loss due to ohmic resistance of the transformer windings

63 / 95

63. The resistivity of a semiconductor is ………. that of an insulator, and …………that of conductors

64 / 95

64. The majority carriers in an n-type semiconductor is ?

65 / 95

65. when the sensitivity of a meter is high, it means the meter has ………….

66 / 95

66. Any transistor designed must operate in the ________ region of the characteristic curve

67 / 95

67. In a multimeter, when the variable resistance and the fixed resistance are connected in series with the battery and galvanometer, the multimeter functions as

68 / 95

68. An ammeter also detects the direction of the flow of current

69 / 95

69. To convert a multiplier to an ammeter, a ………. resistance is connected in ……………… with a galvanometer

70 / 95

70. Which of the statements about PN junction is true

I. A PN junction presents a high resistance if forward biased.

II. A PN junction presents a high resistance if reversed biased.

III A PN junction presents a low resistance if forward biased.

IV. A PN junction presents a low resistance if reversed biased.

 

71 / 95

71. The potential barrier of a P-N junction depends on which of the following except

72 / 95

72. In an RL circuit voltage across the resistor increases exponentially

73 / 95

73. The Norton’s equivalent circuit contains a Norton equivalent source “I(N)” in parallel with an equivalent resistor R(N)

74 / 95

74. A node is a collection point for two or more banches

75 / 95

75. A hole can also be described as a _________

76 / 95

76. Voltmeter draws …………………… current

77 / 95

77. Which of the following is true about transformers?

I. Open circuit test are done with a load on the transformer.

II. Copper loss is due to the ohmic resistance of the transformer windings.

III. Open circuit test is done to determine the ‘no load loss’ of the transformer.

IV. A transformer is electrically linked.

78 / 95

78. What is known as eddy current loss in a transformer?

79 / 95

79. The most versatile circuit configuration for transistors is the

80 / 95

80. An Inductor tend to smooth sudden change in ……………..

81 / 95

81. The collector current is determined by the _________

82 / 95

82. The core in a transformer provides ?

83 / 95

83. Calculate the current flowing in the circuit

84 / 95

84. A meter is protected in the case of accidental workload by connecting …………… in ………….. with a voltmeter

85 / 95

85. A transformer consists of two inductive coils namely;

86 / 95

86. A capacitor stores charge and hence, electric energy

87 / 95

87. The e–h+ pair can also be called ____

88 / 95

88. A p-n junction is also known as

89 / 95

89. A capacitor and an Inductor in an AC circuit is referred to as

90 / 95

90. A mesh is any closed path in a circuit which does not enclose any other closed path inside it

91 / 95

91. In electronics, _____ refers to the use of DC voltage to establish certain operating conditions for an electronic device.

92 / 95

92. The loss due to the reversal of magnetization in the transformer core is known as

93 / 95

93. Calculate the equivalent resistance

94 / 95

94. In a transformer, most flux which get linked to the secondary winding is called?

95 / 95

95. The arrangement of atoms in a repetitive manner is known as

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ACADEMICS

Quiz for CSC 201

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You have 30 mins for this quiz

Time up!


Created by Oluwaferanmi Akinyele

CSC 201

Preparatory Quiz for CSC 201 Test 2022/2023. This quiz contains 40 multiple choice questions.

 

 

The questions are compiled by Physics department gurus;

Ebun (Class rep)

Levi

Oluwaferanmi

Great

and Blakky

1 / 40

Which of the following is the correct extension of the Python file?

2 / 40

Which of the following character is used to give single-line comments in Python?

3 / 40

What is the average value of the following Python code snippet?

“`grade1 = 80“`

“`grade2 = 90“`

“`average = (grade1 + grade2) / 2“`

4 / 40

What are the values of the following Python expressions?

“` 2**(3**2)“`

“` (2**3)**2“`

“` 2**3**2“`

5 / 40

A ________ is a sequence of instructions telling the computer what to do.

6 / 40

Python was created in what year

7 / 40

The ______ is the brain of the computer that performs simple arithmetic & logical operations

8 / 40

What will be the value of X in the following Python expression?

“`X = 2+9*((3*12)-8)/10“`

9 / 40

Is Python case sensitive when dealing with identifiers?

10 / 40

Who developed Python Programming Language?

11 / 40

Operating Systems includes the following except

12 / 40

What is the maximum possible length of an identifier in Python?

13 / 40

What will be the output of the following Python expression?

“`round(4.576)“`

14 / 40

The following are high-level languages except

15 / 40

Is Python code compiled or interpreted?

16 / 40

What is the order of precedence in python?

17 / 40

The following are python reserved words excerpt

18 / 40

In flow charts, a terminal is represented with what shape

19 / 40

Which of the following is used to define a block of code in Python language?

20 / 40

Which of the following is an invalid statement?

21 / 40

Which keyword is used to call a function in Python language?

22 / 40

What is the value of the following expression?

“`float(22//3+3/3)“`

23 / 40

Which of the following is true for variable names in Python?

24 / 40

The following is true about python except

25 / 40

Which of the following functions is a built-in function in python?

26 / 40

What are the two main types of functions in Python?

27 / 40

A computer software comprises of ___________ software & ___________ software

28 / 40

Machines developed in transistor era include the following except

29 / 40

‘Bit’ stands for

30 / 40

The correct sequence of the history of modern era is

31 / 40

The expression

“`2**2**3“` is equal to “`(2**2)**3“`

32 / 40

The following are program elements except

33 / 40

The outcome of a programming activity is a _________

34 / 40

Machines developed in mechanical era include the following except

35 / 40

Which of the following is an invalid variable?

36 / 40

Which type of Programming does Python support?

37 / 40

Which among the following list of operators has the highest precedence?

“` +, -, **, %, /, <<, >>, |“`

38 / 40

Which one of the following is the use of function in python?

39 / 40

Which of the following variable naming is correct

40 / 40

Application software includes the following except

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ACADEMICS

PHY 205 Quiz

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OAU PHY 205 Quiz

PHY 205

1 / 34

1. In Thomson's model, where are the negatively charged electrons located?

2 / 34

2. According to quantum mechanics, what is the alternate view of electromagnetic radiation (EMR)?

3 / 34

3. What is the significance of alpha particle scattering experiments in Rutherford's model?

4 / 34

4. Arrange the following types of electromagnetic radiation in order of increasing wavelength

5 / 34

5. In quantum mechanics, what role does a photon play in the electromagnetic field?

6 / 34

6. In Rutherford's model, where is the positive charge concentrated?

7 / 34

7. How do the oscillations of the electrical and magnetic components in electromagnetic waves relate to the direction of propagation?

8 / 34

8. What is a photon?

9 / 34

9. Arrange the following types of electromagnetic radiation in order of increasing frequency:

10 / 34

10. If the dimensions of the nucleus are small enough, what can happen to alpha particles passing very near the nucleus in Rutherford's model?

11 / 34

11. In electromagnetic waves, how do the electrical and magnetic components oscillate?

12 / 34

12. What is the primary reason for the scattering of alpha particles in Rutherford's model?

13 / 34

13. What are electromagnetic waves?

14 / 34

14. How are the electrons distributed in Thomson's model?

15 / 34

1. What type of radiation can be produced using cathode ray tubes?

16 / 34

2. Why is it necessary for the tube to be in a vacuum during thermionic emission?

17 / 34

3. What happens when a metal wire is heated in a vacuum during thermionic emission?

18 / 34

4. What is thermionic emission?

19 / 34

5. High beam of cathode ray in vacuum tube can be steered and manipulated by

20 / 34

6. In Thompson’s experiment, a a beam of electron travelling at 6.8 x 10^7m/s is bent into a circular path of radius 4cm in the magnetic of induction 10^-2 W/m2. Find the specific charge to mass (e/m)

21 / 34

7. In what devices are cathode ray tubes commonly used?

22 / 34

1. What is the electric charge of a positron?

23 / 34

2. Which of the following statements about electrons within an atom is true?

24 / 34

3. What is the intrinsic angular momentum (spin) value of an electron?

25 / 34

4. Which of the following is not quantized?

 

26 / 34

5. What term is used to describe the lowest energy state that an electron can occupy within an atom?

27 / 34

6. What type of process is represented by this equation e† + e¯ → ϒ + ϒ

28 / 34

7. Which of the following statements is TRUE?

29 / 34

8. Wavelength is inversely proportional to an object’s mass

30 / 34

9. Which field properties does an electron exhibit due to its charge and motion?

31 / 34

10. Electrons absorbs energy in form of photons as they are accelerated

32 / 34

11. What is the relative mass of an electron compared to a proton?

33 / 34

12. Which branch of physics is concerned with the quantization of energy and its effects on the interaction of matter and energy?

34 / 34

13. Electrons, being fermions, adhere to which principle that prohibits two electrons from occupying the same quantum state?

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ACADEMICS

OAU PHY 203 Class Notes

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This PDF is the class notes for OAU  PHY 203 during the 2022/2023 session.




It encompasses topics ranging from circuit theory and network theorems to Thevenin’s and Norton’s theorems, progressing further into AC circuits, transformers, physics of active devices, semiconductors, and more.



I will continually update this file as we proceed through the classes. Thank you.

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