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(10%) Problem 10: A block of mass 4.4 kg is sitting on a frictionless ramp with a spring at the bottom that has a spring
(10%) Problem 10: A block of mass 4.4 kg is sitting on a frictionless ramp with a spring at the bottom that has a spring constant of 545 N/m (refer to the figure). The angle of the ramp with respect to the horizontal is 36 M Otheexpertta.com *33% Part (a) The block, starting from rest, slides down the ramp a distance 78 cm before hitting the spring. How far, in centimeters, is the spring compressed as the block comes to momentary rest? Ax = 1.141 Grade Summary Deductions 0% Potential 100% sin() cos() tan() It ( ) 7 8 9 HOME cotan() asin() acos() 4 5 6 Submissions atan() acotan() sinh() * 1 2 3 Attempts remaining: 993 0% per attempt cosh() tanh() cotanh() + 0 END detailed view o Degrees . Radians VO BACKSPA DEL CLEAR I 0% 0% Submit Hint Feedback I give up! .WN 0% Hints: 3 for a 0% deduction. Hints remaining: 0 Feedback: 1 for a 0% deduction Use conservation of energy, carefully specifying the No meaningful feedback available for the current sources of energy at the beginning and the end. For submission. instance, where is the potential energy due to gravity going to be zero? -Keep in mind that when the block hits the spring, it will continue to slide for a while below that point. If you picked zero potential energy at this point, when the block finally stops it will have negative potential energy. -You may need to solve a quadratic equation to get this answer. A 33% Part (b) After the block comes to rest, the spring pushes the block back up the ramp. How fast, in meters per second, is the block moving right after it comes off the spring? 4 33% Part (c) What is the change of the gravitational potential energy, in joules, between the original position of the block at the top of the ramp and the position of the block when the spring is fully compressed
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