Selina solutions

Selina solutions

Grade 8

Physical Quantities and Measurement | Numericals

Question 1

Q1) The density of air is 1.28 g/litre. Express it in

(a) g\ cm^{-3} (b) kg m

Solution:

(a) The density of air is 1.28 g/litre

It is in g cm-³ = 1.28/1000 = 0.00128 g cm-³

(b) 1.28 g/litre = 1.28/1000 = 1.28 kg m-³

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subject-cta

Question 1

Q1) The density of air is 1.28 g/litre. Express it in

(a) g\ cm^{-3} (b) kg m

Solution:

(a) The density of air is 1.28 g/litre

It is in g cm-³ = 1.28/1000 = 0.00128 g cm-³

(b) 1.28 g/litre = 1.28/1000 = 1.28 kg m-³

Still have questions? Our expert teachers can help you out

Book a free class now

Want to top your physics exam ?

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Book a free class now
subject-cta
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