SI এককে ডাইনামিক ভিসকোসিটির একক-
A
N-m/S2
B
N-S/m2
C
পয়েস
D
স্টোক
Correct Answer: N-S/m2
= τ = μdudy = μ = τdudy = τ×dydu = FA×dyduBy putting units.N - S/m2 = Nm2×mms - 1 = Nm2×1s - 1