Refer below Tutorials SG90 Servo Motor interfacing with Arduino - Visit for simillar projects at https://microdigisoft.com
Tutorial 1: SG90 Servo Motor Control: A Comprehensive Tutorial for Arduino----https://microdigisoft.com/sg90-servo-motor-with-arduino/
Tutorial 2: Servo Motor Control with Ultrasonic Sensors: A Comprehensive Arduino Tutorial ----https://microdigisoft.com/controlling-a-servo-motor-using-ultrasonic-sensor/
Tutorial 3: Controlling DC motor and Servo motor with Ultrasonic Sensor using Arduino----https://microdigisoft.com/controlling-dc-motor-and-servo-motor-with-ultrasonic-sensor-using-arduino/