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Units And Measurement

Question

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Pick up the dimensional constant quantities from the following.

Surface energy, gas constant, Rydberg constant, ?, e, velocity of light in water.

Solution

The dimensional constant quantities are:
Gas constant, Rydberg constant, velocity of light in water.

Some More Questions From Units and Measurement Chapter

Can we use different units to measure same physical quantity?

To measure a physical quantity X, the unit U is repeatedly used for n times. What is the magnitude of physical quantity?

Does the numerical factor in the quantitative measurement depend on the system of unit used?

Is one unit sufficient to measure a physical quantity?

Can a physical quantity have two or more units? Give example.

What are fundamental quantities?

How many fundamental quantities are there in mechanics?

How many fundamental quantities are there in Physics?

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