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# Solution - Explain Statement to Call a Dimensional Quantity Large Or Small is Meaningless Without Standard for Comparison - International System of Units

ConceptInternational System of Units

#### Question

Explain this statement clearly:

“To call a dimensional quantity ‘large’ or ‘small’ is meaningless without specifying a standard for comparison”. In view of this, reframe the following statements wherever necessary:

(a) atoms are very small objects

(b) a jet plane moves with great speed

(c) the mass of Jupiter is very large

(d) the air inside this room contains a large number of molecules

(e) a proton is much more massive than an electron

(f) the speed of sound is much smaller than the speed of light.

#### Solution

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#### APPEARS IN

NCERT Physics Textbook for Class 11 Part 1
Chapter 2: Units and Measurements
Q: 4 | Page no. 35

#### Reference Material

Solution for question: Explain Statement to Call a Dimensional Quantity Large Or Small is Meaningless Without Standard for Comparison concept: International System of Units. For the courses CBSE (Arts), CBSE (Commerce), CBSE (Science), NEET (UG)
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