Show your step by step solutions for the computation part.

1. What is tangential velocity? a. Measured velocity of the object directed outward of the circle b. Measured velocity of the object at any point tangent to the circle c. Measured acceleration of the object at any point tangent to the circle d. Measured acceleration of the object directed outward of the circle 2. What is centripetal acceleration? a. The acceleration of the object in non-uniform circular motion directed outward the circle b. The acceleration of the object in non-uniform circular motion directed inward the circle c. The acceleration of the object in uniform circular motion directed parallel to the path of the circle. d. The acceleration in uniform circular motion directed tangent to the path of the circle 3. Which of the following is defined as the radius of the circle in a certain point and was denoted by r? a. Radius of curvature c. Measure of radius b. Radians d. Curve 4. Which of the following is the measure of how the tangential velocity of a point changes with time? a. centripetal acceleration c. tangential acceleration b. tangential velocity d. radius of curvature 5. Which of the following is the total force acting on the object moving in uniform circular motion and the direction is always towards the center of the rotation? a. centripetal force c. centrifugal force b. normal force d. gravitational force