Question

how left and right bank tributary is decided

Answer 1

A tributary[1] or affluent[2] is a stream or river that flows into a larger stream or main stem (or parent) river or a lake.[3] A tributary does not flow directly into a sea or ocean.[4] Tributaries and the main stem river drain the surrounding drainage basin of its surface water and groundwater, leading the water out into an ocean.

A confluence, where two or more bodies of water meet together, usually refers to the joining of tributaries.

The opposite to a tributary is a distributary, a river or stream that branches off from and flows away from the main stream.[5] Distributaries are most often found in river deltas.Right tributary" and "left tributary" (or "right-bank tributary" and "left-bank tributary") are terms stating the orientation of the tributary relative to the flow of the main stem river. These terms are defined from the perspective of looking downstream (in the direction the water current of the main ste

Answer 2

Answer:

When identifying a left-bank or right-bank tributary, a geographer looks downstream (the direction the river is flowing). The Euphrates River, the longest river in southwestern Asia, stretches 2,700 kilometers (1,678 miles). ... Sometimes, tributaries have the same name as the river into which they drain.