Q. What is unit of Viscosity ?
A) newton second per square meter
B) coulomb
C) joule per kilogram per Kelvin
D) watt per meter per degree celcius
✔ Correct Answer: newton second per square meter
Exam Insight
The SI unit of viscosity is the Pascal-second (Pa·s). Another commonly used unit is the poise (P), where 1 P = 0.1 Pa·s.