Units and Measurements

Related Questions

• Error in the measurement of radius of a sphere is 1%. The error in the calculated value of its volume is

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• The dimensional formula of wave number is

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• According to Newton, the viscous force acting between liquid layers of area A and velocity gradient \[\Delta v/\Delta z\] is given by \[F = - \eta A\frac{{\Delta v}}{{\Delta z}}\] where \[\eta \] is constant called coefficient of viscosity. The dimension of \[\eta \] are

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• Which of the following pair does not have similar dimensions

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• \[1\,eV\] is

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