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Step by step text solution for Explain the need for making measurement. by PHYSICS experts to help you in doubts & scoring excellent marks in Class 11 exams.
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CHETANA PUBLICATION-UNITS AND MEASUREMENTS-EXERCISE
- Explain the need for making measurement.
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- What is the need for measurement of a physical quantity?
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- Define physical quantity and give a few examples.
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- Define units and state the factors to be taken into consideration whil...
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- Define unit and state the characteristics of a unit.
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- Explain system of units and state and some system of units.
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- Define physical quantities and give a few examples.
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- Define fundamental quantity and state them with SI units.
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- Define derived quantities and state examples.
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- State the relation betwwen radian and degree and vice-versa.
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- What are the conventions to be followed while writing S.I. units?
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- What is the difference between mN, Nm and nm?
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- What do A^@ and AU stand for?
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- Does the magnitude of a physical quantity depend upon the system of un...
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- What is a light year?
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- Star A is father than star B. Which star will have a large parallax an...
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- A large ball 2 m in radius is made up of a rope of square cross sectio...
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- Nuclear radius R has a dependemce on the mass number (A) as R=1.3 xx 1...
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- Find the order of magnitude of the following quantities: Universal gra...
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- Find the order of magnitude of the following quantities: Mass of elect...
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