WAEC Physics Practical Specimen 2022 (%100 Free EXPO)

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WAEC Physics Practical Specimen 2022. Legit Source verified Answers for WAEC candidates in WAEC Physics Questions . Released Specimen to answer WAEC Physics Practical questions and  have good WAEC result in West African Examinations Council.

In this page you will see the WAEC Physics specimen and the  marking scheme to help you in presenting your answers in the best way to have good grade in the coming 2022 examination. We promise to provide you help in this coming WAEC examination as we did last year. We are keeping our promise to you and that is why we are providing you the WAEC Physics Practical Specimen to help you prepare ahead of time.

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WAEC Physics Practical Specimen 2022

We want you to know that the WAEC Practical Physics answers (expo) will be posted here  for free when WAEC Physics examination start. You have to keep refreshing this page to know when the answers are posted.

Note: Recruitmentmat will post all WAEC 2022 Physics expo a day to the examination and we would do the same to other subject as well as in NECO examination.

Be patient while waiting in case the answers come late.

WAEC Practical Physics specimen 2022 

WAEC Physics PRACTICAL SPECIMEN 2022

QUESTION 1
  • Metre rule
  • A set of Masses (20g, 40g,  60g, 80g, and 100g)
  • Knife Edge
  • Five pieces of thread each of length about 50cm
  • Weighing balance
QUESTION 2

Laboratory Thermometer

  • Ray box with illuminated Object (Crosswire)
  • 600ml supply of water
  • Retort stand and clamp
  • One copper calorimeter, 150 ml capacity; unlagged
  • Glass rod stirrer
  • Non conducting pad for a calorimeter (e.g cardboard)
  • Measuring cylinder (200ml)
  • Stop watch/clock
  • Bunsen burner/source of heat

WAEC Physics Practical Questions & Answers  Expo

QUESTION 3
  • Voltmeter (0—2V)
  • Two dry cells (1.5V each) connected in series ( connecting lead should be provided for the batteries)
  • Potentiometer
  • Key/switch
  • Jockey
  • Metre Bridge
  • Connecting Wires
  • Ammeter (0-2A)

More On Physics Practical Specimen 2022

(i) Set up the experiment as shown in the diagram above. Measure and record the diameter ao ­­­­of the illuminated object.

(ii) Place the object at a distance x = 25cm from the lens. Adjust the screen until a sharp image is obtained on the screen.

(iii) Measure and record the diameter a, of the image.

(iv) Measure and record the distance v between the lens and the screen.

(v) Evaluate y a/ao , P = 1+y2/y and T = x + y,

(vi) Repeat the procedure for x = 30cm, 35cm, 40cm and 45cm. in each case, determine the corresponding values, a,v,y,P and T,

(vii) Tabulate your results

(viii) Plot a graph of P on the Vertical axis against T on the horizontal axis starting both axes from the origin (0.0).

(ix) Determine the slope, s, of the graph.

(x) Determine the intercept, c, on the horizontal axis.

(xi) Evaluate k = c/2

(xii) State two precautions taken to ensure accurate results.

(b) (i) Explain the statement the focal length of a converging lens is 20cm.

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