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ACADEMICS

PUBLIC HEALTH SCIENCE

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PUBLIC HEALTH SCIENCE

hese are the informations you need before choosing PUBLIC HEALTH SCIENCE. These are the JAMB subject combination, requirements and the Universities that offer them in Nigeria.

Jamb Subject Combination For PUBLIC HEALTH SCIENCE

Chemistry, Biology and Physics.

Requirements

Direct Entry Requirements

(i)              ‘A’ Level passes in any two (2) of Physics, Chemistry, Biology and Mathematics

(ii)            ND Upper Credit in Prosthesis and Orthopaedic Technology.

(iii)              Two (2) ‘A’ Level passes in Biology/ Zoology, Chemistry and Physics plus  three (3) other ‘O’ Level credit passes in Mathematics, Physics and English Language.

(iv)            NRN or its approved equivalent plus five (5) ‘O’ Level credit passes  in English Language and four (4) Science subjects chosen from Mathematics, Physics, Chemistry, Biology, Human Anatomy, Physiology and Hygiene, Health Science, Further Mathematics and General Science

UTME Requirements

Five (5) SSC credit passes including English Language, Physics, Mathematics, Chemistry and Biology.

Institutions That Offer PUBLIC HEALTH SCIENCE In Nigeria

  • KWASU
  • NOUN

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

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ACADEMICS

ALL 200L Materials You Need For 1st Semester

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Introduction:

As you embark on your first semester, we’ve compiled a comprehensive list of resources to support your academic journey. From textbooks to class notes and exam materials, everything you need is right here. Let’s dive in!

Some Textbooks That You Might Need

These are the collections of textbooks that you might need, but it is essential to know that you should on the materials that you have been provided by your lecturers. Use the textbooks to read the materials when you don’t understand, use the textbooks to practice questions. Do not focus on knowing everything in the textbook, focus on knowing everything in your class notes and slides. You can check below, some class notes are gotten from the textbooks below.🤫

CHM 203 Textbooks

Abbey Chemistry

Peter Atkins Physical Chemistry

PHY 205 Textbooks

Modern Physics (For Your Tutorial Questions)

Heisberg and Resnick Quantum Physics (Where Class Notes was gotten from 2022/2023 session)

Concepts of Modern Physics Arthur Bieser

Modern Physics By Serway




Course Outlines

Materials

As a student in any school, it is best to read the materials provided by your lecturers. That is why I have provided the class notes and slides that have been used in previous years, it might be the same with yours this year.

Class Notes

Most of our materials for 1st semester were given during class. Below are the class notes for 2022/2023 session. You should check with your current class notes if they are the same.

BIO 101 Class Notes

CHM 203 Class Notes

CHM 201 Compiled Slides

PHY 201 Class Notes

PHY 203 Class Notes

PHY 205 Class Notes

MTH 201 Class Notes

MAC 201 Materials

Google Classroom Codes

As we got most of our materials from class, some were also dropped on google classroom, that might not be in the classnotes

Class Codes for 2022/2023 Session

CHM 201 – tff6kws

CHM 203 – sxnpv4x

MTH 201 – fsqi5tk

BIO 101 – vypll32

Phy203 – hq3oast

If you have any questions or need further assistance, our dedicated support team is available to help.

Test and Exam Questions From Last Sessions

Below are the test and Exam Questions from 2022/2023 session I could gather







Quizzes

There are a number of quiz that I created, basically from class notes and materials given to us by our lecturers. People later told me it was helpful for them. So you should try them out, you might be lucky to find them in your test or exam.😉

PHY 203 Quiz (About 70 Questions)

PHY 205 Quiz

CSC 201 Quiz (About 40 Questions)

See Other Materials from 2021/2022 session

To download materials from 2021/2022 session, click here, you will see the materials they used, class notes, some test and exam question and course outlines.

For courses like BIO 101, I advise that you check and read slides from 2021/2022 session that are in google classroom. Click here to get all materials used for 2021/2022 session.

Important Note

While these resources are valuable, remember to prioritize the materials provided by your lecturers for your current classes. Use these supplementary resources for extra practice and clarification.

Wishing you a successful semester ahead!

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

2 / 95

2. The core in a transformer provides ?

3 / 95

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

4 / 95

4. 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.

5 / 95

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

6 / 95

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

7 / 95

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

8 / 95

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

9 / 95

9. The collector current is determined by the _________

10 / 95

10. ________ converts alternating currents into direct currents

11 / 95

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

12 / 95

12. A capacitor stores charge and hence, electric energy

13 / 95

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

14 / 95

14. 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

15 / 95

15. A p-n junction is also known as

16 / 95

16. 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

17 / 95

17. Inductors are very common in high-frequency circuit

18 / 95

18. Copper loss is usually larger than other losses

19 / 95

19. 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)

20 / 95

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

21 / 95

21. A inductor stores energy in its _________

22 / 95

22. The transistor is a current __________ device.

23 / 95

23. Calculate the equivalent resistance

24 / 95

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

25 / 95

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

26 / 95

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

27 / 95

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

28 / 95

28. 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 ___________

29 / 95

29. 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.

30 / 95

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

31 / 95

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

32 / 95

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

33 / 95

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

34 / 95

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

35 / 95

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

36 / 95

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

37 / 95

37. What type of bonds exist in semiconductors

38 / 95

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

39 / 95

39. Calculate the current flowing in the circuit

40 / 95

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

41 / 95

41. No electrons can stay in the forbidden gap because

42 / 95

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

43 / 95

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

44 / 95

44. 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.

45 / 95

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

46 / 95

46. 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.

47 / 95

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

48 / 95

48. What are the examples of passive elements?

49 / 95

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

50 / 95

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

51 / 95

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

52 / 95

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

53 / 95

53. Which of this is true

54 / 95

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

55 / 95

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

56 / 95

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

57 / 95

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

58 / 95

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

59 / 95

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

60 / 95

60. A transformer consists of two inductive coils namely;

61 / 95

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

62 / 95

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

63 / 95

63.

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

64 / 95

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

65 / 95

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

66 / 95

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

67 / 95

67. Calculate Ia, Ib and Ic

68 / 95

68. 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

69 / 95

69. Voltmeter draws …………………… current

70 / 95

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

71 / 95

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

72 / 95

72. 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.

73 / 95

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

74 / 95

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

75 / 95

75. A hole can also be described as a _________

76 / 95

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

77 / 95

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

78 / 95

78. Calculate Rth, Vth, and I5

79 / 95

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

80 / 95

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

81 / 95

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

82 / 95

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

83 / 95

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

84 / 95

84. 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

85 / 95

85. 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.

86 / 95

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

87 / 95

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

88 / 95

88. The most versatile circuit configuration for transistors is the

89 / 95

89. 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.

 

90 / 95

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

91 / 95

91. 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

92 / 95

92. A multiplier measures ………………, ………………….. and …………………

93 / 95

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

94 / 95

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

95 / 95

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

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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

‘Bit’ stands for

2 / 40

What is the order of precedence in python?

3 / 40

Which of the following is an invalid variable?

4 / 40

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

5 / 40

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

“`X = 2+9*((3*12)-8)/10“`

6 / 40

What will be the output of the following Python expression?

“`round(4.576)“`

7 / 40

Is Python case sensitive when dealing with identifiers?

8 / 40

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

9 / 40

The outcome of a programming activity is a _________

10 / 40

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

11 / 40

In flow charts, a terminal is represented with what shape

12 / 40

Application software includes the following except

13 / 40

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

“`grade1 = 80“`

“`grade2 = 90“`

“`average = (grade1 + grade2) / 2“`

14 / 40

What are the values of the following Python expressions?

“` 2**(3**2)“`

“` (2**3)**2“`

“` 2**3**2“`

15 / 40

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

16 / 40

A computer software comprises of ___________ software & ___________ software

17 / 40

Is Python code compiled or interpreted?

18 / 40

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

19 / 40

Who developed Python Programming Language?

20 / 40

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

21 / 40

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

22 / 40

Which of the following is an invalid statement?

23 / 40

The correct sequence of the history of modern era is

24 / 40

Machines developed in transistor era include the following except

25 / 40

Operating Systems includes the following except

26 / 40

The following is true about python except

27 / 40

Machines developed in mechanical era include the following except

28 / 40

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

“` +, -, **, %, /, <<, >>, |“`

29 / 40

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

30 / 40

The following are python reserved words excerpt

31 / 40

The following are program elements except

32 / 40

The expression

“`2**2**3“` is equal to “`(2**2)**3“`

33 / 40

What are the two main types of functions in Python?

34 / 40

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

35 / 40

Which of the following variable naming is correct

36 / 40

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

37 / 40

What is the value of the following expression?

“`float(22//3+3/3)“`

38 / 40

Python was created in what year

39 / 40

Which type of Programming does Python support?

40 / 40

The following are high-level languages except

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ACADEMICS

PHY 205 Quiz

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OAU PHY 205 Quiz

PHY 205

1 / 34

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

2 / 34

2. What are electromagnetic waves?

3 / 34

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

4 / 34

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

5 / 34

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

6 / 34

6. What is a photon?

7 / 34

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

8 / 34

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

9 / 34

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

10 / 34

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

11 / 34

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

12 / 34

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

13 / 34

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

14 / 34

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

15 / 34

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

16 / 34

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

17 / 34

3. 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)

18 / 34

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

19 / 34

5. What is thermionic emission?

20 / 34

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

21 / 34

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

22 / 34

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

23 / 34

2. What is the electric charge of a positron?

24 / 34

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

25 / 34

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

26 / 34

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

27 / 34

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

28 / 34

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

29 / 34

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

30 / 34

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

31 / 34

10. Which of the following is not quantized?

 

32 / 34

11. Which of the following statements is TRUE?

33 / 34

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

34 / 34

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

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