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(10%) Problem 2: A block having a mass of m= 12 kg is...
A block having a mass of m = 14 kg is suspended via two cables as shown in the figure. The angles shown in the figure are as follows:
A block having a mass of m = 14 kg is suspended via two cables as shown in the figure. The angles shown in the figure are as follows: α = 14° and β =37°. We will label the tension in Cable I as T1 and the tension in Cable 2 as T2. Part (a) Please use the interactive area below to draw the Free Body Diagram for the block. Part (b) Write an expression for the sum of forces in the...
(14%) an ideal (frictionless and massless) pulley such that one block with mass m 13.75 kg...
(14%) an ideal (frictionless and massless) pulley such that one block with mass m 13.75 kg is on a horizontal table and the other block with mass m-9.5 kg hangs vertically. Both blocks experience gravity and the tension force, T. Use the coordinate system specified in the diagram. Problem 7: Two blocks are connected by a massless rope, The rope passes over Otheexpertta.com 25% Part (a) Assuming friction forces are negligible, write an expression using only the variables provided for...
(10%) Problem 6: After a mishap, a m-85 kg circus performer clings to a trapeze which...
(10%) Problem 6: After a mishap, a m-85 kg circus performer clings to a trapeze which is being pulled to the side by another circus artist as displayed in the figure. The left rope (with tension T1) is at an angle θ,-15° to the vertical. The right rope (with tension T2) is an at angle θ,-11° from the horizontal. Assume the person is momentarily motionless. 25% Part (a) Write an equation for the net horizontal force on the performer Fr...
(20%) Problem 5: Consider a large crane holding a car of mass M = 1100 kg...
(20%) Problem 5: Consider a large crane holding a car of mass M = 1100 kg as shown in the figure. The cable is L=9.8 m long and has a density of g = 1.1 kg/m. It is a very breezy day and the cable starts to vibrate in the wind. 33% Part (a) Give an expression for the fundamental frequency of the cable's vibration. Grade Summary Deductions 0% Potential 100% 1 f 2LV ? р Mg PL VI Submissions...
all answers please (25%) Problem 1: A mass m= 1.7 kg is at the end of...
all answers please
(25%) Problem 1: A mass m= 1.7 kg is at the end of a horizontal spring on a frictionless horizontal surface. The mass is oscillating with an amplitude A = 1.5 cm and a frequency f= 1.2 Hz. A 20% Part (a) Write an equation for the spring constant k. A 20% Part (b) Calculate the spring constant k, in Newtons per meter. A 20% Part (c) Write an equation for the total mechanical energy, E, of...
(17%) Problem 2: A uniform thin rod of mass m 1.8 kg and length L 1.7...
(17%) Problem 2: A uniform thin rod of mass m 1.8 kg and length L 1.7 m can rotate about an axle through its center. Four forces are acting on it as shown in the ngre. Their magnitudes are F = 9.5 N, F = 2.5 N, F = 14 N and F4 = 19 N. F2 acts a distance 45c F. d 0.15 m from the center of mass. |d 600 3 F Otheexpertta.com 4 20% Part (a) Calculate...
(10% ) Problem 9: Suppose you first walk 11 m in a direction 20° west of...
(10% ) Problem 9: Suppose you first walk 11 m in a direction 20° west of north and then 23.5 m in a direction 40° south of west as shown in the figure. 40° 20° Otheexpertta.com 25% Part (a) what is the component of your displacement in the x-direction, in meters? Grade Summary Potential 100% Submissions 0% sino cotanO asinO acosO atanO acotan0 sinho coshO tanh0 cotanho tan() π ( Attempts remaining 10 (7% per attempt) detailed view O Degrees...
(25%) Problem 3: A mass m = 0.65 kg hangs at the end of a vertical...
(25%) Problem 3: A mass m = 0.65 kg hangs at the end of a vertical spring whose top end is fixed to the ceiling. The spring has spring constant k = 65 N/m and negligible mass The mass undergoes simple harmonic motion when placed in vertical motion, with its position given as a function of time by y(t) A cos(ot - *), with the positive y-axis pointing upward. At time t = 0 the mass is observed to be...
Part A and Part B (13%) Problem 6: An unknown material, m = 0.41 kg, at...
Part A and Part B
(13%) Problem 6: An unknown material, m = 0.41 kg, at a temperature of T-96 degrees C is added to a Dewer (an insulated container) which contains m,-1.5 kg of water at T2 = 23 degrees C. Water has a specific heat of c,-4186 J/(kg·K). After the system comes to equilibrium the final temperature is T= 31.2 degrees C. 50% Part (a) Input an expression for the specific heat of the unknown material. 0 BACKSPACE...
1%) Problem 10: Consider the arrangement of point charges in the figure. Ga Id Otheexpertta.com C....
1%) Problem 10: Consider the arrangement of point charges in the figure. Ga Id Otheexpertta.com C. 50% Part (a) Determine the direction of the force on q (with q > 0) in the figure, given that 9,-96-+ 7.50 μC and qc Straight downward Correct 94°-750 2.75 μο. Grade Summary Deductions Potential 50% Part (b) Calculate the magnitude of the force on the charge q in newtons, given that the square is 7 cm on a side and q 4% 96%...
(14%) an ideal (frictionless and massless) pulley such that one block with mass m 13.75 kg is on a horizontal table and the other block with mass m-9.5 kg hangs vertically. Both blocks experience gravity and the tension force, T. Use the coordinate system specified in the diagram. Problem 7: Two blocks are connected by a massless rope, The rope passes over Otheexpertta.com 25% Part (a) Assuming friction forces are negligible, write an expression using only the variables provided for...
(10%) Problem 6: After a mishap, a m-85 kg circus performer clings to a trapeze which is being pulled to the side by another circus artist as displayed in the figure. The left rope (with tension T1) is at an angle θ,-15° to the vertical. The right rope (with tension T2) is an at angle θ,-11° from the horizontal. Assume the person is momentarily motionless. 25% Part (a) Write an equation for the net horizontal force on the performer Fr...
(20%) Problem 5: Consider a large crane holding a car of mass M = 1100 kg as shown in the figure. The cable is L=9.8 m long and has a density of g = 1.1 kg/m. It is a very breezy day and the cable starts to vibrate in the wind. 33% Part (a) Give an expression for the fundamental frequency of the cable's vibration. Grade Summary Deductions 0% Potential 100% 1 f 2LV ? р Mg PL VI Submissions...
all answers please
(25%) Problem 1: A mass m= 1.7 kg is at the end of a horizontal spring on a frictionless horizontal surface. The mass is oscillating with an amplitude A = 1.5 cm and a frequency f= 1.2 Hz. A 20% Part (a) Write an equation for the spring constant k. A 20% Part (b) Calculate the spring constant k, in Newtons per meter. A 20% Part (c) Write an equation for the total mechanical energy, E, of...
(17%) Problem 2: A uniform thin rod of mass m 1.8 kg and length L 1.7 m can rotate about an axle through its center. Four forces are acting on it as shown in the ngre. Their magnitudes are F = 9.5 N, F = 2.5 N, F = 14 N and F4 = 19 N. F2 acts a distance 45c F. d 0.15 m from the center of mass. |d 600 3 F Otheexpertta.com 4 20% Part (a) Calculate...
(10% ) Problem 9: Suppose you first walk 11 m in a direction 20° west of north and then 23.5 m in a direction 40° south of west as shown in the figure. 40° 20° Otheexpertta.com 25% Part (a) what is the component of your displacement in the x-direction, in meters? Grade Summary Potential 100% Submissions 0% sino cotanO asinO acosO atanO acotan0 sinho coshO tanh0 cotanho tan() π ( Attempts remaining 10 (7% per attempt) detailed view O Degrees...
(25%) Problem 3: A mass m = 0.65 kg hangs at the end of a vertical spring whose top end is fixed to the ceiling. The spring has spring constant k = 65 N/m and negligible mass The mass undergoes simple harmonic motion when placed in vertical motion, with its position given as a function of time by y(t) A cos(ot - *), with the positive y-axis pointing upward. At time t = 0 the mass is observed to be...
Part A and Part B
(13%) Problem 6: An unknown material, m = 0.41 kg, at a temperature of T-96 degrees C is added to a Dewer (an insulated container) which contains m,-1.5 kg of water at T2 = 23 degrees C. Water has a specific heat of c,-4186 J/(kg·K). After the system comes to equilibrium the final temperature is T= 31.2 degrees C. 50% Part (a) Input an expression for the specific heat of the unknown material. 0 BACKSPACE...
1%) Problem 10: Consider the arrangement of point charges in the figure. Ga Id Otheexpertta.com C. 50% Part (a) Determine the direction of the force on q (with q > 0) in the figure, given that 9,-96-+ 7.50 μC and qc Straight downward Correct 94°-750 2.75 μο. Grade Summary Deductions Potential 50% Part (b) Calculate the magnitude of the force on the charge q in newtons, given that the square is 7 cm on a side and q 4% 96%...
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