Concept:
A groundnut decorticator is used to remove kernels from groundnut pods.
Step 1: Decortication means removal of the outer shell or husk.
Step 2: A power operated groundnut decorticator works faster than manual decortication.
Step 3: Its capacity is expressed in \(kg/h\), meaning kilograms processed per hour.
Step 4: According to the given options, the correct capacity is:
\[
1875\text{ to }2000\,kg/h
\]
\[
\boxed{1875\text{ to }2000\,kg/h}
\]