Please I need help with my Physics Lab analysis question.?I need a full explantion of every answer because this is a lab report.
Subject is The Pendulum
Question.4:4.Draw a free body diagram of the bob at a point between the equilibrium position and the endpoint as it swings across. Sum the forces parallel to the direction of the pendulum string. Sum the forces perpendicular to the direction of the pendulum string. Be sure to write complete equations. You are using only letters here, no numbers