A Bingham fluid of viscosity μ = 10 Pa.s and yield stress, η0 = 10 KPa, is d between flat parallel plates separated by a distance of 10-3 m. The top plate is moving with a velocity of 1 m/s. The shear stress on the plate is________________?
A. 10 KPa
B. 20 KPa
C. 30 KPa
D. 40 KPa