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1. |
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? [JIPMER 2001, 02] |
A. | \[[M{{L}^{2}}{{T}^{-2}}]\] |
B. | \[[M{{L}^{-1}}{{T}^{-1}}]\] |
C. | \[[M{{L}^{-2}}{{T}^{-2}}]\] |
D. | \[[{{M}^{0}}{{L}^{0}}{{T}^{0}}]\] |
Answer» C. \[[M{{L}^{-2}}{{T}^{-2}}]\] | |