Question 2 {1 point] Which of the following is true for an object that moves in a circular path at a constant speed? |. The direction of the VEIDCit'f is tangential to the circumference of the circle. ||. The direction of the acceleration is opposite to the direction of the velocity. Ill. The direction of the net force acting on the object is radially outward. 0 II and Ill Question 3 (1 point) What is the direction of the net force on an object that is travelling in a circle at a constant speed on a horizontal frictionless surface? O radially outward O the net force is zero O radially inward O tangential to the circle in the direction of travelQuestion 4 {1 point] The above diagram shows a ball on a string moving at a constant speed in a horizontal circle. At the instant the ball is in the position shown in the diagram, what is the direction in which the wrelocitz...r is changing? 0 down and to the left 0 up and to the left 0 up and to the right 0 down and to the right Question 5 (1 point) The magnitude of the centripetal force acting on a 8.85 kg mass that is travelling at a speed of 4.75 m/s in a horizontal circle with a radius of 0.650 m is abc N . Input your value for abc in the blank . Do not include units Your Answer: Answer Question 6 (1 point) The speed of an object travelling in a horizontal circle that has a radius of 5.14 m and a frequency of 5.45 Hz is abc m/s . Input your value for abc in the blank . Do not include units Your Answer: AnswerQuestion 6 (1 point) The speed of an object travelling in a horizontal circle that has a radius of 5.14 m and a frequency of 5.45 Hz is abc m/s . Input your value for abc in the blank . Do not include units Your Answer: Answer Question 7 (1 point) An objects travels in a horizontal circle with a radius of 4.51 m. If the object experiences a centripetal acceleration of 306 m/s, the frequency of rotation is a.bc Hz. . Input your value for a.bc in the blank . Do not include units Your Answer: AnswerQuestion 3 {1 point] An asteroid travels in a circular orbit about the Sun. Which of the following is a true statement? A. The velocitvr of the asteroid is constant. B. The acceleration of the asteroid is constant. C. The force the Sun exerts on the asteroid is constant. OA,BandC 0 None Question 9 {1 point] A 0.652 kg mass is attached to a string and whirled around in horizontal circle with a radius of 0.?13 m. If the maximum centripetal force that can be applied without the string breaking is 4.55 N. the minimum time required for one revolution without the string breaking is a.bc seconds. - Input 1vour value for a.bc in the blank - Do not include units Your Answer: Answer Question 10 (1 point) A 3.47 kg mass is attached to a 0.551m string and swung in a vertical circle. If the time of revolution is 1.16 seconds, the magnitude of the tension in the string at the top of the circle is ab.c N. . Input your value for ab.c in the blank . Do not include units Your