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Chapter 3, Section 3.7, Question 03 X] your answer is incorrect. Try again. A mass of...
A mass of 150 g stretches a spring 3.828125 cm. If the mass is set in motion rom its equilibrium ...
A mass of 150 g stretches a spring 3.828125 cm. If the mass is set in motion rom its equilibrium position with a downward velocity of 30 , and if there is no damping, determine the position u of the mass at any time t. Enclose arguments of functions in parentheses. For example, sin (2) Assume g 9.8 끊 . Enter an exact answer. u(t) When does the mass first return to its equilibrium position? Enter an exact answer
A...
Chapter 6, Section 6.2, Question 04 x Your answer is incorrect. Try again. Find the inverse...
Chapter 6, Section 6.2, Question 04 x Your answer is incorrect. Try again. Find the inverse Laplace transform L {F(s)} of the given function. 2s +12 F(S) = 2+12s+45 Your answer should be a function of t. Enclose arguments of functions in parentheses. For example, sin (2c). 2-'{F(s)} = 2e^(-3t)cos(6)
Chapter 4, Section 4.2, Question 03 Express the number-5 in the form R (coD + isin0)-Rei",...
Chapter 4, Section 4.2, Question 03 Express the number-5 in the form R (coD + isin0)-Rei", where R > 0 and O <θ< 2 π. Enter the exact answer. Enclose arguments of functions, numerators, and denominators in parentheses. For example, sin (2x) or (a - b)/(1 +n). -5 a 2 Click if you would like to Show Work for this question: Open Show Work
ro A mass of 5 kg stretches a spring 20 cm. The mass is acted on...
ro A mass of 5 kg stretches a spring 20 cm. The mass is acted on by an external force of 10 sin N (newtons) and moves in a medium that imparts a viscous force of 4 N when the speed of the mass is 2 cm/s. If the mass is set in motion from its equilibrium position with an initial velocity of 9 cm/s, formulate the initial value problem describing the motion of the mass. (Use g = 9.8...
Chapter 6, Section 6.2, Question 18 x Your answer is incorrect. Try again. Find the Laplace...
Chapter 6, Section 6.2, Question 18 x Your answer is incorrect. Try again. Find the Laplace transform Y (3) = [ {y} of the solution of the given initial value problem. It, 0<t<1 y" + 4y = 1,1<t<oo , y(0) = 8, y' (0) = 8 Enclose numerators and denominators in parentheses. For example, (a - b)/(1+n). Y(8) = (8*s+8)/(s^2+16)+(1-e^(-s))
21. A mass weighing 122.5 g stretches a spring by 7- F(f)-0.2e-2 N. The spring is...
21. A mass weighing 122.5 g stretches a spring by 7- F(f)-0.2e-2 N. The spring is set in motion from its equilibrium position with a downward velocity of I m/s. Find an equation for the position of the spring at any time t. A cm. The damping constant is c 0.4. External vibrations create a force of 32
21. A mass weighing 122.5 g stretches a spring by 7- F(f)-0.2e-2 N. The spring is set in motion from its equilibrium...
A mass weighting 3 lb stretches a spring 3 in. if the mass is pushed upward,...
A mass weighting 3 lb stretches a spring 3 in. if the mass is pushed upward, contracting the spring a distance of 1 in, and then set in motion with a downward velocity of 2 ft/s, and if there is no damping. (1) determine the position u(t) of the mass at any time t. (2) Determine the frequency, period, amplitude, and phase of the motion. (3) Plot u(t), and find when does the mass first return to its equilibrium position?...
A mass weighing 16 lb stretches a spring 3 in. the mass is attached to a viscous damper with a da...
A mass weighing 16 lb stretches a spring 3 in. the mass is attached to a viscous damper with a damping constant of 2 lb s/ft. if the mass is set in motion from its equilibrium position with a downward velocity of 3 in/s. (1) find its position u(t) at any time t. Plot u versus t. (2) Determine the quasi frequency and the quasi period. (3) find the time τ such that |u(t)| < 0.01 in for all t...
Will Upvote Correct Answers Exercise 1 Determine the amplitude, the frequency, the phase shift and the...
Will Upvote Correct Answers
Exercise 1 Determine the amplitude, the frequency, the phase shift and the period of the motion given by u(t)3 cos(2)3 sin(2t) Hint: rewrite u into the form u(t) = Rcos(wt - 6) Exercise 2 A mass of 0.5 kg stretches a spring 49 cm. Suppose that the mass is also attached to a viscous damper with a damping constant 0.5 N -s/cm. If the mass is pulled down 5 cm below its equilibrium and then released,...
I have gotten 1.5927 but says it's wrong. Thanks in advance A mass weighing 16 lb...
I have gotten 1.5927 but says it's wrong. Thanks in advance
A mass weighing 16 lb stretches a spring 3 in. The mass is attached to a viscous damper with a damping constant of 2 lbs/ft. If the mass is set in motion from its equilibrium position with a downward velocity of 6 in/s, find its position u at any time t. (Use g = 32 ft/s2 for the acceleration due to gravity. Let u(t), measured positive downward, denote the...
A mass of 150 g stretches a spring 3.828125 cm. If the mass is set in motion rom its equilibrium position with a downward velocity of 30 , and if there is no damping, determine the position u of the mass at any time t. Enclose arguments of functions in parentheses. For example, sin (2) Assume g 9.8 끊 . Enter an exact answer. u(t) When does the mass first return to its equilibrium position? Enter an exact answer
A...
Chapter 6, Section 6.2, Question 04 x Your answer is incorrect. Try again. Find the inverse Laplace transform L {F(s)} of the given function. 2s +12 F(S) = 2+12s+45 Your answer should be a function of t. Enclose arguments of functions in parentheses. For example, sin (2c). 2-'{F(s)} = 2e^(-3t)cos(6)
Chapter 4, Section 4.2, Question 03 Express the number-5 in the form R (coD + isin0)-Rei", where R > 0 and O <θ< 2 π. Enter the exact answer. Enclose arguments of functions, numerators, and denominators in parentheses. For example, sin (2x) or (a - b)/(1 +n). -5 a 2 Click if you would like to Show Work for this question: Open Show Work
ro A mass of 5 kg stretches a spring 20 cm. The mass is acted on by an external force of 10 sin N (newtons) and moves in a medium that imparts a viscous force of 4 N when the speed of the mass is 2 cm/s. If the mass is set in motion from its equilibrium position with an initial velocity of 9 cm/s, formulate the initial value problem describing the motion of the mass. (Use g = 9.8...
Chapter 6, Section 6.2, Question 18 x Your answer is incorrect. Try again. Find the Laplace transform Y (3) = [ {y} of the solution of the given initial value problem. It, 0<t<1 y" + 4y = 1,1<t<oo , y(0) = 8, y' (0) = 8 Enclose numerators and denominators in parentheses. For example, (a - b)/(1+n). Y(8) = (8*s+8)/(s^2+16)+(1-e^(-s))
21. A mass weighing 122.5 g stretches a spring by 7- F(f)-0.2e-2 N. The spring is set in motion from its equilibrium position with a downward velocity of I m/s. Find an equation for the position of the spring at any time t. A cm. The damping constant is c 0.4. External vibrations create a force of 32
21. A mass weighing 122.5 g stretches a spring by 7- F(f)-0.2e-2 N. The spring is set in motion from its equilibrium...
Will Upvote Correct Answers
Exercise 1 Determine the amplitude, the frequency, the phase shift and the period of the motion given by u(t)3 cos(2)3 sin(2t) Hint: rewrite u into the form u(t) = Rcos(wt - 6) Exercise 2 A mass of 0.5 kg stretches a spring 49 cm. Suppose that the mass is also attached to a viscous damper with a damping constant 0.5 N -s/cm. If the mass is pulled down 5 cm below its equilibrium and then released,...
I have gotten 1.5927 but says it's wrong. Thanks in advance
A mass weighing 16 lb stretches a spring 3 in. The mass is attached to a viscous damper with a damping constant of 2 lbs/ft. If the mass is set in motion from its equilibrium position with a downward velocity of 6 in/s, find its position u at any time t. (Use g = 32 ft/s2 for the acceleration due to gravity. Let u(t), measured positive downward, denote the...
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