Homework Answers
Then given data,
v1= 915 m/a , v2 = 1125 m/s
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(20%) Problem 3: Suppose the speed of light were only 3000.0 m/s. A jet fighter moving...
(25%) Problem 3: Two objects, A and B, are located at < 3.5,-6.5, 7.5> m and...
(25%) Problem 3: Two objects, A and B, are located at < 3.5,-6.5, 7.5> m and <-5.5, 3.5, 6.5> m. They are moving with velocities <2.5,0,1.5> m/s and <-15,1.5,0> m/s respectively. The two objects have masses 2.5 kg and 7.5 kg respectively 17% Part (a) What is the x component of position of the center of mass of the two-object system? ra Ded Pote sin Sub Atte 78 9 cotan) asin) acos0 deta atan) acotan) sinh(0 cosh0tanh cotanh0 0 END...
(20%) Problem 3: A nozzle with a radius of 0.16 cm is attached to a garden...
(20%) Problem 3: A nozzle with a radius of 0.16 cm is attached to a garden hose with a radius of 0.91 cm that is pointed straight up. The flow rate through hose and nozzle is 0.55 L/s. Randomized Variables n = 0.16 cm rn=0.91 cm Q=0.55 L/S 50% Part (a) Calculate the maximum height to which water could be squirted with the hose if it emerges from the nozzle in m. ha = 238.75 h2 = 238.8 Correct! >...
(20%) Problem 3: A nozzle with a radius of 0.16 cm is attached to a garden hose with a radius of 0.91 cm that is pointe...
(20%) Problem 3: A nozzle with a radius of 0.16 cm is attached to a garden hose with a radius of 0.91 cm that is pointed straight up. The flow rate through hose and nozzle is 0.55 L/s. Randomized Variables In = 0.16 cm Th=0.91 cm Q=0.55 L/s 50% Part (a) Calculate the maximum height to which water could be squirted with the hose if it emerges from the nozzle in m. h2 = 238.75 h2 = 238.8 Correct! >...
(17%) Problem 6: A 65-kg skydiver jumps out of an airplane and falls 490 m, reaching...
(17%) Problem 6: A 65-kg skydiver jumps out of an airplane and falls 490 m, reaching a maximum speed of 59 m/s before opening her parachute. Randomized Variables m= 65 kg h= 490 m v=59 m/s 50% Part (a) How much work, in joules, did air resistance do on the skydiver before she opened her parachute? Grade Summary Deductions 0% Potential 100% ( | E sin() cos() tan() cotan asin() acos atan) acotan sinh) cosh tanh cotanh Degrees O Radians...
(8%) Problem 3: A disk at rest experiences a constant angular acceleration for t55 s, at the end of which it is spi...
(8%) Problem 3: A disk at rest experiences a constant angular acceleration for t55 s, at the end of which it is spinning with a 45 rpm. Please answer the following questions. frequency of f 17% Part ( a) Write an expressicn for the magnitude of the angular velocity of the disk after the acceleration in terms of the frequency. Correct! o2xf A 17% Part (b) Calculate the magnitude of the angular velocity of the disk in rad/s at time...
Suppose a 175 kg motorcycle is heading toward a hill at a speed of 35 m/s....
Suppose a 175 kg motorcycle is heading toward a hill at a speed
of 35 m/s. The two wheels weigh 12 kg each and are each annular
rings with an inner radius of 0.280 m and an outer radius of 0.330
m. (part a-b)
(25%) Problem 3: Suppose a 175 kg motorcycle is heading toward a hill at a speed of 35 m/s. The two wheels weigh 12 kg each and are each annular rings with an inner radius of...
(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...
(10%) Problem 7: A solid disk of mass M=5.5 kg and radius R = 0.95 m...
(10%) Problem 7: A solid disk of mass M=5.5 kg and radius R = 0.95 m rotates in the z-y plane as shown. Otheexpertta.com * 33% Part (a) Write an expression for the magnitude of the net torque required for the disc to achieve a given rotational speed when starting from rest in terms of M, R, w, and 1. T = MR2(6/2t) X Attempts Remain Feedback: Please pay careful attention to order of operations when using division in your...
(25%) Problem 3: Two objects, A and B, are located at < 3.5,-6.5, 7.5> m and <-5.5, 3.5, 6.5> m. They are moving with velocities <2.5,0,1.5> m/s and <-15,1.5,0> m/s respectively. The two objects have masses 2.5 kg and 7.5 kg respectively 17% Part (a) What is the x component of position of the center of mass of the two-object system? ra Ded Pote sin Sub Atte 78 9 cotan) asin) acos0 deta atan) acotan) sinh(0 cosh0tanh cotanh0 0 END...
(20%) Problem 3: A nozzle with a radius of 0.16 cm is attached to a garden hose with a radius of 0.91 cm that is pointed straight up. The flow rate through hose and nozzle is 0.55 L/s. Randomized Variables n = 0.16 cm rn=0.91 cm Q=0.55 L/S 50% Part (a) Calculate the maximum height to which water could be squirted with the hose if it emerges from the nozzle in m. ha = 238.75 h2 = 238.8 Correct! >...
(20%) Problem 3: A nozzle with a radius of 0.16 cm is attached to a garden hose with a radius of 0.91 cm that is pointed straight up. The flow rate through hose and nozzle is 0.55 L/s. Randomized Variables In = 0.16 cm Th=0.91 cm Q=0.55 L/s 50% Part (a) Calculate the maximum height to which water could be squirted with the hose if it emerges from the nozzle in m. h2 = 238.75 h2 = 238.8 Correct! >...
(17%) Problem 6: A 65-kg skydiver jumps out of an airplane and falls 490 m, reaching a maximum speed of 59 m/s before opening her parachute. Randomized Variables m= 65 kg h= 490 m v=59 m/s 50% Part (a) How much work, in joules, did air resistance do on the skydiver before she opened her parachute? Grade Summary Deductions 0% Potential 100% ( | E sin() cos() tan() cotan asin() acos atan) acotan sinh) cosh tanh cotanh Degrees O Radians...
(8%) Problem 3: A disk at rest experiences a constant angular acceleration for t55 s, at the end of which it is spinning with a 45 rpm. Please answer the following questions. frequency of f 17% Part ( a) Write an expressicn for the magnitude of the angular velocity of the disk after the acceleration in terms of the frequency. Correct! o2xf A 17% Part (b) Calculate the magnitude of the angular velocity of the disk in rad/s at time...
Suppose a 175 kg motorcycle is heading toward a hill at a speed
of 35 m/s. The two wheels weigh 12 kg each and are each annular
rings with an inner radius of 0.280 m and an outer radius of 0.330
m. (part a-b)
(25%) Problem 3: Suppose a 175 kg motorcycle is heading toward a hill at a speed of 35 m/s. The two wheels weigh 12 kg each and are each annular rings with an inner radius of...
(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...
(10%) Problem 7: A solid disk of mass M=5.5 kg and radius R = 0.95 m rotates in the z-y plane as shown. Otheexpertta.com * 33% Part (a) Write an expression for the magnitude of the net torque required for the disc to achieve a given rotational speed when starting from rest in terms of M, R, w, and 1. T = MR2(6/2t) X Attempts Remain Feedback: Please pay careful attention to order of operations when using division in your...
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