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Waec 2022 Food And Nutrition Practical Answers

Physics 3 (Practical) (Alternative A)
09:30am – 12:15pm (1st Set)

Physics 3 (Practical) (Alternative A)
12:45pm – 3:30pm (2nd Set)

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PHYSICS PRACTICAL ANSWERS
(1)
TABULATE

Graph

(1b and the rest)

(1x)
(Tabulate)
S/N: 1|| 2|| 3|| 4|| 5||

M(g): 20.00|| 40.00|| 60.00|| 80.00|| 100.00||

Z(cm): 40.00|| 35.00|| 30.00|| 25.00|| 20.00||

y(cm): 35.00|| 30.00|| 25.00|| 20.00|| 15.00||

x(cm): 10.00|| 15.00|| 20.00|| 25.00|| 30.00||

V: 0.2857|| 0.5000|| 0.8000|| 1.2500|| 1.2500|| 2.0000||

(1xiv)
(i) I avoided parallax error when taking readings from the meter rule
(ii) I avoided drought by switching off the electric fans

(1bi)
An object is said to be in a stable equilibrium a slight displacement, the object tends to return back to its original position.
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(3)
TABULATE

-Precautions-
(i)I will avoid Parallax error was avoided on ammeter
(ii)I will ensure Key opened when reading was not being taken
(iii)I will avoid sliding of jockey on the potentiometer wire.
Graph

(3b and the Rest)

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QUESTIONS PAPER 


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