Mechanical Operations
Kick's law assumes that the energy required for size reduction is proportional to the logarithm of the ratio between the initial and the final diameters. The unit of Kick's constant is

KWh/kg
Kg/sec
KW. sec/kg
KWh/sec. kg

ANSWER DOWNLOAD EXAMIANS APP

Mechanical Operations
Rod mills employed for grinding

Employ a steel shell having L/D ratio of 1.5 to 3.0
Is useful for handling sticky materials
All of these
Employ steel rods of 2-12 cms diameter extending over full length of the mill

ANSWER DOWNLOAD EXAMIANS APP