Question

When the quarry consist of small and soft rocks then which method is used to remove stone 

Digging

Heating

Wedging

All the above​

Answer 1

Answer:

Quarrying with channeling machine:

Quarrying with channeling machine:These machines make rapidly the grooves having length of about 24 m, width of about 50 mm to 75 mm and depth of about 2.40 cm to 3.70 cm. The process consists of the following steps: The channels are cut around the stone block which is to be removed from the rock mass.

Explanation:

if it help u than mark me as brainliest ✌️