PHYSICS PRACTICAL ANSWERS...
1i)
Centre of gravity =50.5
TABULATE
S/N-A(cm)-B(cm)
1-10.0-51.90
2-15.0-53.50
3-20.0-53.80
4-25.0-54.90
5-30.0-55.80
1xii)
-I avoided the effect of draught during the experiment
-I avoided error due to parallax on the metre rule
-I balanced the metre rule horizontally on the knife...
Free Waec 2016/17 Physics Practical Answers
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