Q.

Dimensions of coefficient of viscosity is:



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a

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b

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c

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d

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answer is D.

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Detailed Solution


Concept: Convert the obtained physical quantities to their fundamental forms. The area of the force and the velocity gradient determine the viscosity. So, using the dimensions of these three quantities, we can get the dimensional formula for viscosity.
Force = mass Question Image acceleration
Dimensional formula of force Question ImageDimensional formula of velocity Question ImageDimensional formula of distance Question ImageDimensional formula of Question ImageDimensional formula of area Question ImageThe dimensional formula of viscosity Question Image is
Question ImageHence, option 1 is correct.
 
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