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Q. The significant figures in 3400 are

BVP MedicalBVP Medical 2007

Solution:

Key Idea; Write the exponential form of given significant numbers and then find the significant numbers. Exponential form of $ 3400=3.4\times {{10}^{3}} $ $ \because $ all non zero digits are significant numbers. $ \therefore $ 3400 has 2 significant numbers.