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(3%) Problem 27: A 77.5-kg person is riding in a car moving at 19 m/s (assume this is the positive direction) when the car
(3%) Problem 27: A 77.5-kg person is riding in a car moving at 19 m/s (assume this is the positive direction) when the car runs into a bridge abutment. This problem will illustrate why the invention of the airbag dramatically improved the safety of automobiles. 50% Part (a) Calculate the horizontal component of the average force, in newtons, on the person if he is stopped by a padded dashboard that compresses an average of 0.95 cm. Fdash=40.658 () 6 7 8 9 E^4 5 1 2 3 sin cos() tan() cotan asin() acos atan acotan() sinh() / * cosh() tanh() cotanh + - 0 Degrees Radians VO BACKSPACE HOME = Grade Summary Deductions Potential Submissions 0% 100% Attempts remaining: 998 (0% per attempt) detailed view END 1 DEL CLEAR 0% Submit Hint Feedback I give up! Hints: 1 for a 0% deduction. Hints remaining: 1 -You know the initial and final velocities of the person, as well as the distance traveled so you can use kinematics to determine their acceleration. Feedback: 0% deduction per feedback. A 50% Part (b) Calculate the horizontal component of the average force, in newtons, on the person if he is stopped by an air bag that compresses an average of 16 cm
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