The force F on a sphere of radius r moving in a medium with velocity v is given by `F = 6 pi eta rv`. The dimensions of `eta` are

The viscous force F on a sphere of radius a moving in a medium with velocity v is given by F = 6 pi no v. The dimension of eta are

The viscous force 'F' acting on a small sphere of rtadius 'r' moving with velocity v through the liquid is gib=ven by F= 6pinrv . Calculate the dimensions of n , the cofficent of viscosity.

Stoke's law states that the viscous drag force F experienced by a sphere of radius a, moving with a speed v through a fluid with coefficient of viscosity eta , is given by F=6 pi eta If this fluid is flowing through a cylindrical pipe of radius r, length l and a pressure difference of P across its two ends, then the volume of water V which flows through the pipe in time t can be written as (V)/(t)=K ((p)/(l))^(a)eta^(b)r^(c ) where k is a dimensionless constant. Correct values of a, b and c are -

The viscous drug on a sphere of medis, moving through a fluid with velocity can be expressed as 6 pi eta where eta is the coefficient of viscosity of the fluid. A small sphere of radius a and density sigma is released from the bottom of a column of liqaid of density rho . If rho ger than sigma describe the motion of the sphere. Deduce an expression for (i) initial acceleration of the sphere and (ii) its terminal velocity

Stoke’s law states that the viscous drag force F experienced by a sphere of radius a, moving with a speed V through a fluid with coefficient of viscosity eta , is given by F = 6pi"na"v . If this fluid is flowing through a cylindrical pipe of radius r, length l and a pressure difference of P across its two ends, then the volume of water V which flows through the pipe in time t can be written as c (V)/(t)=k((P)/(l))eta^(b)r^(c) , where k is a dimensional constant. Correct values of a, b and c are

Force experienced by charge 'q' moving with velocity 'v' in a magnetic field 'B' is given by F = q v B. Find the dimensions of magnetic field.

Magnitude of force experienced by an object moving with speed v is given by F = kv^(2) . Find dimensions of k

The viscous force F_(v) acting on a small ball of radius r moving in medium of coefficient of viscosity eta with speed v is proportional to eta^(a) r^(b) v^(c ) . Find the values of a, b and c.