Forces acting on a vehicle

Objective: Objective: Calculate forces acting on a vehicle. Q1. What should be the maximum speed of the motor used in an electric scooter capable to run at 90 kmph, if the fixed gear ratio is 7 and tire size is 90/100 R10 53J ? Given Inputs: Gear ratio G = 7 Speed = 90kmph = 25m/s Tyre spec = 90/100 R10 53J Rim radius…