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Class 11 Physics (Measurement) Notes


S No Questions
1 Define Physics. Explain the scope and importance of physics in today’s technological world.


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2 What does a unit system mean? Give names of three different systems of units. In System International, explain what is meant by base unit?
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3 Define the terms error and uncertainty. Explain different types of errors?


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4 Briefly explain how do we indicate uncertainties? With the help of examples explain how uncertainties are measured in final result in different cases?


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5 What does dimensions of a physical quantity mean? Explain what are its applications and limitation.
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