Class Management | Help Energy and Work Part 1 Begin Date: 4/1/2022 12:01:00 AM -- Due Date: 4/17/2022 11:59:00 PM End Date: 5/15/2022 11:59:00 PM (10%) Problem 8: An engineer has modeled the magnitude of the clastic force of a bungee cord using the equation F(x) = a b , Where x (x + bj2 is the amount by which the cord is stretched (relative to its unstretched length), b = 6.92 m, and a is a constant to be determined. 4 50% Part (a) Write an expression for the work done on the cord in order to stretch it so that x = s. Grade Summary W= Deductions Potential 100% Y 7 9 HOME Submissions b d 5 Attempts remaining: 5 (05% per attempt) h k detailed view m n P + END BACKSPACE CLEAR Submit Hint Feedback I give up! Hints: 0% deduction per hint. Hints remaining: 1 Feedback: 05% deduction per feedback. 4 50% Part (b) What the value of a, in J/m, if the work required to stretch the cord s = 14.8 m is 20.8 KJ?Class Management | Help Energy and Work Part 1 Begin Date: 4/1/2022 12:01:00 AM -- Due Date: 4/17/2022 11:59:00 PM End Date: 5/15/2022 11:59:00 PM (10%) Problem 9: The graph shows the x component of a force that acts on an object that moves F (N) on the x axis. The vertical spacing between adjacent grid lines is 3.78 N, while the horizontal spacing between adjacent grid lines is 1.0 m. * (m) A What is the work done by the force, in joules, as the object moves from x = 0 m to x= $ m? Grade Summary W = Deductions Potential 100% sing COSO tan( JI 7 9 HOME Submissions Attempts remaining: 5 cotan() asing E 6 (0 To per attempt) atan() acotan( sinh( 2 detailed view cosh( tanhQ cotanh() + END O Degrees O Radians VO BACKSPACE CLEAR Submit Hint Feedback I give up! Hints: 0% deduction per hint. Hints remaining: 1 Feedback: 05% deduction per feedback.Class Management | Help Energy and Work Part 1 Begin Date: 4/1/2022 12:01:00 AM -- Due Date: 4/17/2022 11:59:00 PM End Date: 5/15/2022 11:59:00 PM (10%) Problem 10: The force Fix.v) = [(2.58 N/m)vli + [(5.02 N/muli acts on a particle. 450% Part (a) What is the work done, in joules, by the force if the particle moves in a straight line from Cartesian coordinate (0.00 m, 0.00 m) to (5.8 m, 0.00 m)? Grade Summary W = Deductions 05 Potential 100% sing tan( JT 7 HOME Submissions Attempts remaining: 5 cotan() asin( BCOS() 5 (0 %% per attempt) atan () acotan( ) sinh( 2 detailed view cosh() tanh( cotanh() END Degrees O Radians BACKSPACE CLEAR Submit Hint Feedback I give up! Hints: 0% deduction per hint. Hints remaining: 1 Feedback: 05% deduction per feedback. 4 50%% Part (b) What is the work done, in joules, by the force if the particle moves in a straight line from Cartesian coordinate (0.00 m, 0.00 m) to (5.8 m. 58 m)