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प्रश्न
Which one of the following represents the correct dimensions of the coefficient of viscosity?
विकल्प
[ML-1T-1]
[MLT-1]
[ML-1T-2]
[ML-2T-2]
MCQ
उत्तर
[ML-1T-1]
Explanation:
According to Stokes law,
F = 6πηrv ⇒ η = `"F"/(6pi"rv")`
η = `(["MLT"^-2])/(["L"]["LT"^-1])`
⇒ η = [ML-1T-1]
shaalaa.com
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