Question

A metal plate of area 100 sq.cm, rests on a

layer of oil 2 mm thick. A force of 0.1 N

applied parallel to the plate horizontally

keeps it moving with uniform speed of

1 cm/s. What is the coefficient of viscosity of

oil?

a) 0.5 Ns/m2 b) 1 Ns/m2

c) 1.5 Ns/m2 d) 2 Ns/m2​

Answer 1

Answer:

metal plate of area 100 sq.cm, rests on a

layer of oil 2 mm thick. A force of 0.1 N

applied parallel to the plate horizontally

keeps it moving with uniform speed of

1 cm/s. What is the coefficient of viscosity of

oil?

a) 0.5 Ns/m2 b) 1 Ns/m2

c) 1.5 Ns/m2 d) 2 Ns