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5. The length of a rod is (11.05± 0.2) cm. What is the length ofthe two rods?(a) (22.1 +0.05) cm(c) (22.10t 0.05) cm(b) (22.1t 0.1) cm(d) (22.10± 0.2) cm

Answer»

2×(11.05+_0.05)=22.10+_0.10 cm

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