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The correctness of equations can be checked using the principle of homogeneity. If percentage errors of measurement in velocity and mass are 2%` and 4%` respectively, what is the percentage error in kinetic energy?

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MAXIMUM PUBLICATION-UNITS AND MEASUREMENTS-EXERCISE
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  2. Significant figures determine the accuracy of the measurement of a phy...

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  3. Choose the correct alternative. Gravitational force/weak nuclear for...

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  4. The centripetal force on a body in circular motion is given by F=(mv^2...

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  5. The centripetal force on a body in circular motion is given by F=(mv^2...

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  6. The centripetal force on a body in circular motion is given by F=(mv^2...

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  7. Dimension method helps in converting the units from one system into an...

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  8. Dimension method helps in converting the units from one system into an...

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  9. Suggest a method to measure the diameter of the Moon.

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  10. Length, breadth and thickness of a block is measured using vemier cali...

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  11. A physical quantity is given by h=(Fv^2)/L . F is the force, v is the ...

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  12. The correctness of equations can be checked using the principle of hom...

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  13. Let us consider an equation (1)/(2)mv^(2)=mgh Where m is the mass of...

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  14. The correctness of equations can be checked using the principle of hom...

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  15. The error in the measurement of radius of a circle is 0.6%. Find the p...

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  16. Name the principle used to check the correctness of an equation.

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  17. What is the number of significant figures in 0.00820J ?

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  18. Length of a sheet is 17.3+-0.3cm and breadth is 3.12+-0.08cm. Calculat...

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  19. Using the principle of homogeneity of equations, check whether the equ...

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  20. Check whether the equation mv^2=mgh is dimensionally correct or not.

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