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Part A For related problemsolving tips and strategies, you may want to view a Video Tutor Solution of Momentum versus kinetic energy. What is the magnitude of the momentum of a 12000 kg truck whose speed is 13.0 m/s? Express your answer with the appropriate units. P = 1.6x105 kg.m S Submit Previous Answers V Correct IDENTIFY and SET UP: p = mv. K =- m Execute: p = (12000 kg) (13.0 m/s) = 1.56 x 105 kg . m/s ~ 1.6 x 105 kg . m/s Part B What speed would a 2000 kg SUV have to attain in order to have the same momentum? Express your answer with the appropriate units. U = 78 - Submit Previous Answers V Correct U = P 1.56x10* kg-m/s m 78 m/s. 2000 kgFor related problemsolving tips and strategies, you may want to Part B view a Video Tutor Solution of Momentum versus kinetic energy. What speed would a 2000 kg SUV have to attain in order to have the same momentum? Express your answer with the appropriate units. U = 78 Submit Previous Answers V Correct P 1.56x10% kg.m/s U = m = 78 m/s. 2000 kg Part C What speed would a 2000 kg SUV have to attain in order to have the same kinetic energy? Express your answer with the appropriate units. ? Value Units Submit Request AnswerFor related problemsolving tips and strategies, you may want to Part B view a Video Tutor Solution of Momentum versus kinetic energy. What speed would a 2000 kg SUV have to attain in order to have the same momentum? Express your answer with the appropriate units. U = 78 Submit Previous Answers V Correct P 1.56x10% kg.m/s U = m = 78 m/s. 2000 kg Part C What speed would a 2000 kg SUV have to attain in order to have the same kinetic energy? Express your answer with the appropriate units. ? Value Units Submit Request AnswerPart A On a frictionless, horizontal air table, puck A (with mass 0.250 kg) is moving toward puck B (with mass 0.360 kg), that is initially at rest. What was the speed of puck A before the collision? After the collision, puck A has a velocity of 0.124 m/s to the left, Express your answer in meters per second. and puck B has velocity 0.660 m/s to the right. For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Collision along a straight line VO AEQ U = 1.07 m/s Submit Previous Answers Request Answer X Incorrect; Try Again; 4 attempts remaining Part B Calculate the change in the total kinetic energy of the system that occurs during the collision. Express your answer in joules. VI AEd ? AK = 0.126 Submit Previous Answers Request AnswerExpress your answer in joules. IIhvo-? K: J Ewes! Answer 7 Part3 A 110 g rie bullet is red with a speed of 380 m/s into a ballistic pendulum with mass 9 00 kg, suspended from a cord 70,0 cm long, Compute the kinetic energy of the bullet and pendulum Immediately after the bullet becomes embedded in the pendulum Express your answer in joules. K: J Hues! Answer V PartC Compute the vertical height through which the pendulum rises Express your answer in centimeters. IIMO? h=' cm Part A You are called as an expert witness to analyze the following auto What was the speed of car A just before the collision? accident: Car B, of mass 2000 kg, was stopped at a red light when it was hit from behind by car A, of mass 1300 kg. The cars locked Express your answer in miles per hour. bumpers during the collision and slid to a stop. Measurements of the skid marks left by the tires showed them to be 7.25 m long, and inspection of the tire tread revealed that the coefficient of kinetic AEd ? friction between the tires and the road was 0.65. v = 24.8 mph Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining Part B By how many mph was car A exceeding the speed limit 35 mph? Express your answer in miles per hour. AEQ ? Av = 22.74 mph Submit Previous Answers Request AnswerPHYS 2425 Student Worksheet Torque Activity 1: Calculating Torque With those around you calculate the torque on the three rigid bodies by the given force. {SUN 1 111 Activity 2: Using Torque 1 With those nearby, if the two torques cancel out, what is the magnitude of the force, F? The force is applied at an angle of 36.95 with respect to the horizontal. ( I, .- 5m 4 k g Activity 3: Using Torque 2 Newton's Law of Rotation With those nearby, answer the following question: A machine part has the shape of a solid uniform sphere of mass 230 g and diameter 4.50 cm. It is spinning about a frictionless axle through its center, but at one point on its equator it is scraping against metal, resulting in a friction force of 0.0200 N at that point. Find its angular acceleration. Let the direction the sphere is spinning be the positive sense of rotation