(5%] Problem 1: A puck of mass m = 0.095 kg is moving in a circle on a horizontal frictionless surface. It is held in its path by a inassless string of length L = 6'. 5} n1. The puck makes one revolution every t = 6'. 65 s. (3' 5|)\" 0 Part (:11 \"that is the magnitude of the tension in the string= in newtons, While the puck revolves? F _ Grade Summary I _ Deductions Potential {-99% Late \"1311: % 50% Late Potential 50% Suhm issions Attempts remaining: _ per attempt] detailed View Submit | Hint Hints: deduction pet hint. Hints remaining: _ Feedback: deduction [JEI feedback. gm, 50. 53 Part [1.1) The string breaks suddenly-i How fast. in meters per second. does the puck move away"? (5%] Problem 2: A car with mass m = 1000 kg completes a turn ofiadius ?' = 350 in at a constant speed of r = 38 m."5_ As the car goes around the turn= the tires are on the verge of slipping. Assume that the turn is on a level IoacL i_e_ the road is not banked at an angle. Randomized Variables .7' = 350 In it = 33 in-'s Q, \"What is the numeric value of the coefcient of static friction: .145: between the road and tires? Hints: 'iii'Degi'ees {:3 Radians deduction per hint. Hinta remaining: _ Feedback: deduction per feedback. Grade Summary Deductions Potential 1-09-9- Late \"'ork % 50% Late Potential 50\"; Submissions Attempt; re:na.i11i.ng:_ per attempt] detailed View (5%} Problem 3: Two blocks. which can be modeled as point masses. are connected by a massless string which passes through a hole in a flittionless table. Ambe extends out of the hole in the table so that the portion of the string between the hole and 3:11 remains parallel to the top ofthe table. The blocks have masses M1 = 1.9 kg and ME = 2.9 kg. Block 1 is a distance r = 0.55 m 'om the center of the frictionless surface. Block 2 hangs vertically,r underneath. It '1EIu'.\\])rrltu.cn m .115, 50% Part (3} Assume that block two. M}. does not move relative to the table and that block one. JUL. is rotating around the table. What is the speed of block one. Mi in meters per second? 1' = I n1-'s Hints: deduction per hint. Hints remaining: Feedback: cle tincticn per feedback. Grade Summ ary Deductions Potential 1-9996 Late \"'ork % 50% Late Potential 50% Submissions Attempts remaining: per attempt] detailed View g 50% Part [13) How much time. in seconds: does it take for block one: M1. to make one revolution?i (5%) Problem 4: A baseball of mass m = 0.51 kg is spun vertically on a massless string of length L = 0.89 m. The string can only support a tension of Tmax = 9.1 N before it will break. Randomized Variables m = 0.51 kg L = 0.89 m Tmax = 9.1 N V 4 m X Otheexpertta.com & 50% Part (a) What is the maximum possible speed of the ball at the top of the loop, in meters per second? Grade Summary Vt,mar= Deductions 0% Potential 1009% Late Work % 50% sin( cos() tan( 7 8 9 HOME Late Potential 50% cotan() asin( acos() E 4 Submissions atan( acotan() sinh 2 3 Attempts remaining: 5 cosh() tanh() cotanh() 0 END (4% per attempt) detailed view O Degrees O Radians VO BACKSPACE DEL CLEAR Submit Hint Feedback I give up! Hints: 1% deduction per hint. Hints remaining: 1 Feedback: 2% deduction per feedback. 4 50% Part (b) What is the maximum possible speed of the ball at the bottom of the loop, in meters per second?(5%} Problem 5: A common carnival ride= called a grmitrora is a large cylinder in which people stand against the wall of the ride as it rotates. At a certain point the floor of the cylinder lowers and the people are surprised that they don't slide down. Suppose the radius of the cylinder is r = I: m, and the friction between the wall and their clothes is 3565 = t3. 5:. Consider the tangential speed v of the ride's occupants as the cylinder spins. .1155 '5')" 0 Part (3] \"-"hat is the minimum speed in meters per second that the cylinder must make a person more at to ensure they will "stick" to the wall? Grade Summary 11111-11 _ l Deductions Potential +99% Late \""1311: % 50% - _ Submissions _ detailed View Degrees Radians Hints: deduction per hint. Hints remaining: Feedback: deduction per feedback. g 50. 6 Part [13) What is the frequency f in revolutions per minute of the carnival ride when it has reached the minimum speed to "stick" someone to the wall