3- Design a V-belt system to transmit a power of (21) hp between two shafts at (1200) rpm with a reduction ratio of (3.2). Take a safety factor of (1.5) considering a suitable minimum center distance...

Extracted text: 3- Design a V-belt system to transmit a power of (21) hp between two shafts at (1200) rpm with a reduction ratio of (3.2). Take a safety factor of (1.5) considering a suitable minimum center distance with as minimum small pitch diameter as possible. If the working power increased by 10%, what changes must be done to the system.