Units and Measurement

Question : 10

Total: 33

State the number of significant figures in the following :
(a) 0.007 m‌2
(b) 2.64 × 10‌24 kg
(c) 0.2370 g cm‌–3
(d) 6.320 J
(e) 6.032 N m‌–2
(f) 0.0006032 m‌2

Solution:

(a) 0.007m2 has one significant figures.
(b) 2.64×1024 kg has three significant figures.
(c) 0.2370g cm–3 has four significant figures.
(d) 6.320J has four significant figures.
(e) 6.032Nm–2has four significant figures.
(f) 0.0006032m2has four significant figures.

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