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Two Masses Are Hung by a Massless Cord Over a Disk

Question 27

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Two masses are hung by a massless cord over a disk with radius R and mass M as shown.If the angular velocity of the disk is 2 rad/s counterclockwise and is not changing,which one of the following statements is true? Two masses are hung by a massless cord over a disk with radius R and mass M as shown.If the angular velocity of the disk is 2 rad/s counterclockwise and is not changing,which one of the following statements is true?   A) T<sub>2</sub> > m<sub>2</sub>g B) T<sub>2</sub> > T<sub>1</sub> C) The net torque on the disk must be zero. D) The angular acceleration of the disk is counterclockwise. E) T<sub>1</sub>m<sub>1</sub> + T<sub>2</sub>m<sub>2</sub> = Mg


A) T2 > m2g
B) T2 > T1
C) The net torque on the disk must be zero.
D) The angular acceleration of the disk is counterclockwise.
E) T1m1 + T2m2 = Mg

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