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Question
Starting position of an object is represented as x=5.1±0.2m and finishing position as y=6.9±0.3m. What will be the displacement and error in displacement?
Options:
A .  Displacement = 1m, Error = 0.5m
B .  Displacement = 2m, Error = 0.36m
C .  Displacement = 1.8m, Error = 0.36m
D .  Displacement = 1.5m, Error = 0.4m
Answer: Option C
Answer: (c).Displacement = 1.8m, Error = 0.36m

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