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Menu Contents Grades Course Contents... w3 10.11T - Dynamics of Rotational Motion Rotational Inertia - Timer...
Main Menu Contents Grades Course Contents ... hw13 10.11T - Dynamics of Rotational Motion Rotational Inertia...
Main Menu Contents Grades Course Contents ... hw13 10.11T - Dynamics of Rotational Motion Rotational Inertia • Timer Notes Evaluate Calculate the moment of inertia of a skater given the following information. The 49.0-kg skater is approximated as a cylinder that has a 0.122-m radius. 0.365 kg MA2 Feedback Print Into You are correct. Your receipt nois 161-3863 Previous Tres The skater with arms extended is approximately a cylinder that is 43.0 kg, has a 0.122-m radius, and has two...
Main Menu Contents Grades Course Contents ... hw13 10.16T - Dynamics of Rotational Motion Rotational Inertia...
Main Menu Contents Grades Course Contents ... hw13 10.16T - Dynamics of Rotational Motion Rotational Inertia • Timer Notes Evaluate Feedback Print Info Zorch, an archenemy of Superman, decides to slow Earth's rotation to once per 35.0 h by exerting an opposing force at and parallel to the equator. Superman is not immediately concerned because he knows Zorch can only exert a force of 3.46x10 Na greater than a Saturn V rocket's thrust). How long must Zorch push with this...
Main Menu Contents Grades Course Contents Dynamics of Rotational Motion: Rotational Inertia hew13 10.161 Notes Evaluate...
Main Menu Contents Grades Course Contents Dynamics of Rotational Motion: Rotational Inertia hew13 10.161 Notes Evaluate Feedback Timer Print Info Zorch, an archenemy of Superman, decides to slow Earth's rotation to once per 33.0 h by exerting an opposing force at and parallel to the equator. Superman is not immediately concerned, because he knows Zorch can only exert a force of 3.40x10 N (a little greater than a Saturn V rocket's thrust), How long must Zorch push with this force...
Main Menu Contents Grades Timer Notes Evaluate Feedback Print Info Course Contents ... w1 3 10.14T...
Main Menu Contents Grades Timer Notes Evaluate Feedback Print Info Course Contents ... w1 3 10.14T - Dynamics of Rotational Motion Rotational Inertia Suppose you exert a force of 212 N tangential to a 0.290-m-radius 89.0-kg grindstone (a solid disk). What torque is exerted? Su Tes /10 What is the angular acceleration assuming neglige opposing friction? Submit A Tries 0/10 What is the angular acceleration if there is an opposing frictional force of 16.9 N exerted 1.41 cm from the...
Main Menu Contents Grades ◆ ◆ course contents » » Cap 11, Rodamiento » Cap11 -Cr...
Main Menu Contents Grades ◆ ◆ course contents » » Cap 11, Rodamiento » Cap11 -Cr Timer □Notes Evaluate efeedback-Print Cap11 Points:2 What is the angular momentum of a figure skater spinning (with arms in close to her body) at 3.84 revolutions per second, assuming her to be a uniform cylinder with a height of 1.36 m, a radius of 13.7 cm, and a mass of 57.9 kg. 13.1 kg mA2/s You are correct. Your receipt no. is 158-8177 Previous...
4. Suppose we want to calculate the moment of inertia of a 67 kg skater, relative...
4. Suppose we want to calculate the moment of inertia of a 67 kg skater, relative to a vertical axis through their center of mass. a. First calculate the moment of inertia (in kg.m2) when the skater has their arms pulled inward by assuming they are cylinder of radius 0.125 m. b. Now calculate the moment of inertia of the skater (in kg.m2) with their arms extended by assuming that each arm is 5% of the mass of their body....
Suppose we want to calculate the moment of inertia of a 67 kg skater, relative to...
Suppose we want to calculate the
moment of inertia of a 67 kg skater, relative to a vertical axis
through their center of mass.
Part (a) First calculate the
moment of inertia (in kg⋅m2) when the skater has their
arms pulled inward by assuming they are cylinder of radius 0.11 m.
Part
(b) Now calculate the moment of inertia of the skater (in
kg⋅m2) with their arms extended by assuming that each
arm is 5% of the mass of their...
Main Menu Contents Grades Course Contents » Week 5: Dynamics Weighing yourself in an Elevator Timer...
Main Menu Contents Grades Course Contents » Week 5: Dynamics Weighing yourself in an Elevator Timer Notes A physicist (mass 95 kg) is standing on a scale in an elevator. While he is going down, the elevator is speeding up with 2.4 m/s2. What does the scale show? 874㎏ Submit Answer Tries 3/12 Previous Tries Post Discussion
Calculate the moment of inertia for each scenario: (a) An 80.0 kg skater is approximated as...
Calculate the moment of inertia for each scenario: (a) An 80.0 kg skater is approximated as a cylinder with a 0.140 m radius. (b) The skater extends both her arms, each of which is approximated as a 4.00 kg rod with length 0.850 m rotated about its end. (c) Calculate the angular velocity of the skater during scenario (b) if her angular velocity during scenario (a) is 6.75 rad/s.
Jan2020 Main Menu Contents Grades Course Contents »... » Caps Leyes de « Timer Notes Evaluate...
Jan2020 Main Menu Contents Grades Course Contents »... » Caps Leyes de « Timer Notes Evaluate Feedback & Two forces F1 and F2 are acting on a mass, m = 3.0 kg. The force F1 = 5.01 + 7.0J + 4.0K, in N. The acceleration of the mass is given by a = 3.01 + 3.0J + 5.0K, in m/s2. Calculate the Magnitude of F2 (in Newtons). Submit Answer Tries 0/40 e Post Discussion Send Feedbac
Main Menu Contents Grades Course Contents ... hw13 10.11T - Dynamics of Rotational Motion Rotational Inertia • Timer Notes Evaluate Calculate the moment of inertia of a skater given the following information. The 49.0-kg skater is approximated as a cylinder that has a 0.122-m radius. 0.365 kg MA2 Feedback Print Into You are correct. Your receipt nois 161-3863 Previous Tres The skater with arms extended is approximately a cylinder that is 43.0 kg, has a 0.122-m radius, and has two...
Main Menu Contents Grades Course Contents ... hw13 10.16T - Dynamics of Rotational Motion Rotational Inertia • Timer Notes Evaluate Feedback Print Info Zorch, an archenemy of Superman, decides to slow Earth's rotation to once per 35.0 h by exerting an opposing force at and parallel to the equator. Superman is not immediately concerned because he knows Zorch can only exert a force of 3.46x10 Na greater than a Saturn V rocket's thrust). How long must Zorch push with this...
Main Menu Contents Grades Course Contents Dynamics of Rotational Motion: Rotational Inertia hew13 10.161 Notes Evaluate Feedback Timer Print Info Zorch, an archenemy of Superman, decides to slow Earth's rotation to once per 33.0 h by exerting an opposing force at and parallel to the equator. Superman is not immediately concerned, because he knows Zorch can only exert a force of 3.40x10 N (a little greater than a Saturn V rocket's thrust), How long must Zorch push with this force...
Main Menu Contents Grades Timer Notes Evaluate Feedback Print Info Course Contents ... w1 3 10.14T - Dynamics of Rotational Motion Rotational Inertia Suppose you exert a force of 212 N tangential to a 0.290-m-radius 89.0-kg grindstone (a solid disk). What torque is exerted? Su Tes /10 What is the angular acceleration assuming neglige opposing friction? Submit A Tries 0/10 What is the angular acceleration if there is an opposing frictional force of 16.9 N exerted 1.41 cm from the...
Main Menu Contents Grades ◆ ◆ course contents » » Cap 11, Rodamiento » Cap11 -Cr Timer □Notes Evaluate efeedback-Print Cap11 Points:2 What is the angular momentum of a figure skater spinning (with arms in close to her body) at 3.84 revolutions per second, assuming her to be a uniform cylinder with a height of 1.36 m, a radius of 13.7 cm, and a mass of 57.9 kg. 13.1 kg mA2/s You are correct. Your receipt no. is 158-8177 Previous...
4. Suppose we want to calculate the moment of inertia of a 67 kg skater, relative to a vertical axis through their center of mass. a. First calculate the moment of inertia (in kg.m2) when the skater has their arms pulled inward by assuming they are cylinder of radius 0.125 m. b. Now calculate the moment of inertia of the skater (in kg.m2) with their arms extended by assuming that each arm is 5% of the mass of their body....
Suppose we want to calculate the
moment of inertia of a 67 kg skater, relative to a vertical axis
through their center of mass.
Part (a) First calculate the
moment of inertia (in kg⋅m2) when the skater has their
arms pulled inward by assuming they are cylinder of radius 0.11 m.
Part
(b) Now calculate the moment of inertia of the skater (in
kg⋅m2) with their arms extended by assuming that each
arm is 5% of the mass of their...
Main Menu Contents Grades Course Contents » Week 5: Dynamics Weighing yourself in an Elevator Timer Notes A physicist (mass 95 kg) is standing on a scale in an elevator. While he is going down, the elevator is speeding up with 2.4 m/s2. What does the scale show? 874㎏ Submit Answer Tries 3/12 Previous Tries Post Discussion
Calculate the moment of inertia for each scenario: (a) An 80.0 kg skater is approximated as a cylinder with a 0.140 m radius. (b) The skater extends both her arms, each of which is approximated as a 4.00 kg rod with length 0.850 m rotated about its end. (c) Calculate the angular velocity of the skater during scenario (b) if her angular velocity during scenario (a) is 6.75 rad/s.
Jan2020 Main Menu Contents Grades Course Contents »... » Caps Leyes de « Timer Notes Evaluate Feedback & Two forces F1 and F2 are acting on a mass, m = 3.0 kg. The force F1 = 5.01 + 7.0J + 4.0K, in N. The acceleration of the mass is given by a = 3.01 + 3.0J + 5.0K, in m/s2. Calculate the Magnitude of F2 (in Newtons). Submit Answer Tries 0/40 e Post Discussion Send Feedbac
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